ISP & Telecom Directory · United States

US Telecom & VoIP Providers Starting With U

Legal contact details for the 170 active FCC Form 499 filers whose legal name begins with the letter U: the agent designated to receive subpoenas and court orders, headquarters address, customer-inquiries line, trade names and states served. FCC data as of August 2026; verify against the FCC’s live record before serving.

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Showing 1–60 of 170 entries

U Communications

Interconnected Voip

Agent for service of process: Corporation Service Company, 1156 15th St NW, Suite 605, Washington, DC, 20005
Agent phone / fax: (202) 371-8090 · fax (202) 371-1945
Agent email: [email protected]
Headquarters: 10394 Hwy 82 E, Greenwood, MS, 38930
Customer inquiries: (800) 898-8824
Holding company: Upchurch Telecom & Data, Inc.
States served (6): Alabama, Arkansas, Louisiana, Mississippi, Tennessee, Texas
FCC 499 Filer ID: 832988
Last filing: 4/1/2026

U Rack IT

Interconnected Voip

Also known as: U Talk Tel

Agent for service of process: Corporate Filings LLC, 1717 N Street NW, STE 1, Washington, DC, 20036
Agent phone / fax: (202) 403-0599
Agent email: [email protected]
Headquarters: 145 Miriam Street, Bethpage, NY, 11714
Customer inquiries: (516) 875-8255
Holding company: —
States served (1): New York
FCC 499 Filer ID: 838040
Last filing: 4/1/2026

U-Page, Inc.

Paging & Messaging

Agent for service of process: Yvette Graves, Garvey, Schubert, Barer, 1000 Potomac St NW, 5th Floor, Washington, DC, 20007
Agent phone / fax: (202) 965-7880 · fax (202) 965-1729
Agent email: [email protected]
Headquarters: 6 Keith St, Oneonta, NY, 13820
Customer inquiries: (607) 432-1900
Holding company: —
States served (1): New York
FCC 499 Filer ID: 818920
Last filing: 4/1/2026

U.S. MetroTel LLC

Interconnected Voip

Also known as: U.S. MetroTel, US MetroTel, S7 Digital Communications

Agent for service of process: Carole Dusterwinkle, U.S MetroTel LLC, 616F E Savidge, Washington, DC, 49456
Agent phone / fax: (616) 844-0005
Agent email: [email protected]
Headquarters: 6470 Grand Haven Rd, Norton Shores, MI, 49441
Customer inquiries: (616) 844-0005
Holding company: US METROTEL D/B/A S7 DIGITAL COMMUNICATIONS
States served (1): Michigan
FCC 499 Filer ID: 828840
Last filing: 4/1/2026

U.S. South Communications, Inc.

Interconnected Voip

Also known as: US South & IWCOMM, US South, INCOMM

Agent for service of process: Corporation Service Company, 1156 15th St NW, Suite 605, Washington, DC, 20005
Agent phone / fax: (202) 442-4400
Agent email: [email protected]
Headquarters: 250 Williams St., Suite M-100, Atlanta, GA, 30303-1032
Customer inquiries: (800) 305-6009
Holding company: Incomm Holdings, Inc.
States served (56): Alabama, Alaska, American Samoa, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, District of Columbia, Florida, Georgia, Guam, Hawaii, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Northern Mariana Islands, Ohio, Oklahoma, Oregon, Pennsylvania, Puerto Rico, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, US Virgin Islands, Vermont, Virginia, Washington, West Virginia, Wisconsin, Wyoming
FCC 499 Filer ID: 811748
Last filing: 4/1/2026

U.S. Telecom Long Distance, Inc.

Toll Reseller

Agent for service of process: National Registered Agents, 1090 Vermont Ave NW #910, Washington, DC, 20005
Agent phone / fax: (800) 767-1553 · fax (619) 706-0820
Agent email: [email protected]
Headquarters: 3960 Howard Hughes Parkway, 5th Floor, #5001F, Las Vegas, NV, 89109
Customer inquiries: (888) 299-6618
Holding company: —
States served (40): Arizona, Arkansas, California, Colorado, Delaware, Florida, Georgia, Hawaii, Illinois, Indiana, Iowa, Kansas, Kentucky, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, New Hampshire, New Jersey, New York, North Carolina, North Dakota, Oklahoma, Oregon, Pennsylvania, Puerto Rico, South Carolina, South Dakota, Tennessee, Texas, Utah, Virginia, Washington, West Virginia, Wisconsin, Wyoming
FCC 499 Filer ID: 821142
Last filing: 4/1/2026

U.S. TelePacific Corp.

CAP/CLEC

Also known as: TPx Communications

Agent for service of process: Joe Solana, CliftonLarsonAllen LLP, 1025 Connecticut Ave. NW, Suite 712, Washington, DC, 20036
Agent phone / fax: (678) 304-6465 · fax (678) 487-8808
Agent email: [email protected]
Headquarters: Plaza 7000 North Mopac Expressway, Suite 2080, Austin, TX, 78731-2201
Customer inquiries: (877) 487-8722
Holding company: U.S. TELEPACIFIC HOLDINGS CORP.
States served (52): Alabama, Alaska, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, District of Columbia, Florida, Georgia, Hawaii, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, Puerto Rico, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, Vermont, Virginia, Washington, West Virginia, Wisconsin, Wyoming
FCC 499 Filer ID: 819502
Last filing: 4/1/2026

Uber Wireless LLP

Interconnected Voip

Agent for service of process: Kristopher Twomey, Law Office of Kristopher E. Twomey. P.C., 1725 I Street, NW Suite 300, Washington, DC, 20006
Agent phone / fax: (202) 681-1850 · fax (207) 517-9175
Agent email: [email protected]
Headquarters: 307 SW 11th St, Seminole, TX, 79360
Customer inquiries: (432) 209-5153
Holding company: —
States served (1): Texas
FCC 499 Filer ID: 835663
Last filing: 4/1/2026

UBIK inc.

Interconnected Voip

Also known as: UBIK

Agent for service of process: Alexandre Vezina, UBIK, Registered Agents Inc, 1717 N Street NW, STE 1, Washington, DC, 20036
Agent phone / fax: (418) 266-1727
Agent email: [email protected]
Headquarters: 1605 chemin Ste-Foy, suite 117, Quebec QC G1S2P1
Customer inquiries: (418) 266-1727
Holding company: —
States served (59): Alabama, Alaska, American Samoa, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, District of Columbia, Florida, Georgia, Guam, Hawaii, Idaho, Illinois, Indiana, Iowa, Johnston Atoll, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Midway Atoll, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Northern Mariana Islands, Ohio, Oklahoma, Oregon, Pennsylvania, Puerto Rico, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, US Virgin Islands, Vermont, Virginia, Wake Island, Washington, West Virginia, Wisconsin, Wyoming
FCC 499 Filer ID: 837737
Last filing: 4/1/2026

Ubilynx, LLC

Interconnected Voip

Agent for service of process: Agent Registered, Registered Agent LLC, 1717 N Street, Suite 1, Washington, DC, 20036
Agent phone / fax: (202) 403-0599
Agent email: [email protected]
Headquarters: Ubilynx, LLC, 713 West Jefferson Ave, Naperville, IL, 60540
Customer inquiries: (331) 215-8441
Holding company: —
States served (3): Georgia, Illinois, Tennessee
FCC 499 Filer ID: 833848
Last filing: 4/1/2026

Ubiquiti Inc.

Interconnected Voip

Agent for service of process: Jonathan Marashlian, The Commpliance Group, Inc., 1300 I Street, NW, Suite 400E, Washington, DC, 20005
Agent phone / fax: (703) 714-1302 · fax (703) 563-6222
Agent email: [email protected]
Headquarters: 685 Third Ave, 27th Floor, New York, NY, 10017
Customer inquiries: (646) 780-7958
Holding company: —
States served (52): Alabama, Alaska, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, District of Columbia, Florida, Georgia, Hawaii, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, Puerto Rico, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, Vermont, Virginia, Washington, West Virginia, Wisconsin, Wyoming
FCC 499 Filer ID: 838402
Last filing: 4/1/2026

Ubiquity California, LLC

Private Service Provider

Agent for service of process: Tyler Yates, Corporation Service Company, 1156 15th St NW, Suite 605, Washington, DC, 20005
Agent phone / fax: (302) 421-6100
Agent email: [email protected]
Headquarters: 121 W. Trade St., Suite 1275, Charlotte, NC, 28202
Customer inquiries: (866) 438-3884
Holding company: Generate-Ubiquity Holdings, LLC
States served (1): California
FCC 499 Filer ID: 838146
Last filing: 4/1/2026

UBTA-UBET Communications, Inc.

Incumbent LEC

Also known as: Strata Networks, UBTA-UBET Communications

Agent for service of process: Gerald Duffy, Blooston, Mordkofsky, Dickens, Duffy & Prendergast, 2120 L St NW, Suite 300, Washington, DC, 20037
Agent phone / fax: (202) 659-0830 · fax (202) 828-5568
Agent email: [email protected]
Headquarters: 211 E 200 N, PO Box 398, Roosevelt, UT, 84066
Customer inquiries: (435) 622-5007
Holding company: UBTA-UBET Communications, Inc dba STRATA Networks
States served (1): Utah
FCC 499 Filer ID: 804588
Last filing: 4/1/2026

UC Initiatives LLC

Interconnected Voip

Also known as: NRM Communications

Agent for service of process: Andrew Hackett, Cogency Global Inc, 1025 Vermont Ave, NW, Ste. 1130, Washington, DC, 20005
Agent phone / fax: (800) 494-5225 · fax (800) 494-7512
Agent email: [email protected]
Headquarters: 7135 E Camelback Rd, Ste 230, Scottsdale, AZ, 85251
Customer inquiries: (602) 845-8600
Holding company: —
States served (2): Oregon, Wisconsin
FCC 499 Filer ID: 836600
Last filing: 4/1/2026

UCC Networks LLC

Interconnected Voip

Agent for service of process: Washington DC Registered Agent LLC, 1717 N Street NW, STE 1, Washington, DC, 20036
Agent phone / fax: (202) 403-0599
Agent email: [email protected]
Headquarters: 2629 E Locust Ave, Orange, CA, 92867
Customer inquiries: (714) 769-9456
Holding company: —
States served (12): Arizona, California, Georgia, Hawaii, Illinois, Massachusetts, Minnesota, Nevada, New York, North Carolina, North Dakota, Texas
FCC 499 Filer ID: 837392
Last filing: 4/1/2026

UComTel, Inc

Interconnected Voip

Agent for service of process: Orvin Moore, CliftonLarsonAllen LLP, 1025 Vermont Avenue, N.W., Suite 712, Washington, DC, 20036
Agent phone / fax: (678) 203-0271 · fax (404) 262-3271
Agent email: [email protected]
Headquarters: P.O. Box 393, Tallman, NY, 10892
Customer inquiries: (845) 625-9000
Holding company: —
States served (41): Alabama, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, District of Columbia, Florida, Georgia, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Minnesota, Missouri, Montana, Nebraska, New Hampshire, New Jersey, New York, North Carolina, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, South Carolina, Tennessee, Texas, Vermont, Virginia, Washington, West Virginia, Wisconsin, Wyoming
FCC 499 Filer ID: 829455
Last filing: 4/1/2026

UHK Networks LLC

Interconnected Voip

Agent for service of process: Washington DC Registered Agent LLC, 1717 N Street NW, STE 1, Washington, DC, 20036
Agent phone / fax: (202) 403-0599
Agent email: [email protected]
Headquarters: 30 N Gould St Ste N, Sheridan, WY, 82801
Customer inquiries: (406) 662-1765
Holding company: —
States served (3): Delaware, Texas, Wyoming
FCC 499 Filer ID: 835964
Last filing: 4/1/2026

Uintah Basin Electronics Telecommunications, Inc.

Cellular/PCS/SMR

Also known as: UBET Wireless, Inc., UBET Wireless, Strata Networks

Agent for service of process: Robert Jackson, Blooston, Mordkofsky, Dickens, Duffy & Prendergast, 2120 L St, NW, Suite 300, Washington, DC, 20037
Agent phone / fax: (202) 659-0830 · fax (202) 828-5568
Agent email: [email protected]
Headquarters: 211 E 200 N;, PO Box 398, Roosevelt, UT, 84066
Customer inquiries: (435) 622-5007
Holding company: UBTA UBET COMMUNICATIONS INC
States served (3): Colorado, Utah, Wyoming
FCC 499 Filer ID: 804589
Last filing: 4/1/2026

Uintah Basin Long Distance, Inc.

Toll Reseller

Also known as: UBLD, Inc., UBLD

Agent for service of process: Robert Jackson, Blooston, Mordkofsky, Dickens, Duffy & Prendergast, 2120 L St, NW, Suite 300, Washington, DC, 20037
Agent phone / fax: (202) 659-0830 · fax (202) 828-5568
Agent email: [email protected]
Headquarters: PO Box 398, Roosevelt, UT, 84066
Customer inquiries: (435) 622-5007
Holding company: UBTA UBET COMMUNICATIONS INC
States served (1): Utah
FCC 499 Filer ID: 804590
Last filing: 4/1/2026

ULEC LLC

Interconnected Voip

Agent for service of process: Kimberly Cupps, Registered Agents Inc., 1717 N Street NW, Suite 1, Washington, DC, 20036
Agent phone / fax: (844) 571-8532
Agent email: [email protected]
Headquarters: 8310 South Valley Highway, Floor 3 Suite 3060, Englewood, CO, 80112
Customer inquiries: (844) 571-8532
Holding company: —
States served (1): Colorado
FCC 499 Filer ID: 837734
Last filing: 4/1/2026

Ulmer Enterprises, Inc

Interconnected Voip

Also known as: SD Tech

Agent for service of process: Wesley Ulmer, SD Tech, 523 Med Court #105, Washington, DC, 78258
Agent phone / fax: (210) 558-7385
Agent email: [email protected]
Headquarters: 523 Med Court #105, San Antonio, TX, 78258
Customer inquiries: (210) 558-7385
Holding company: —
States served (1): Texas
FCC 499 Filer ID: 838137
Last filing: 4/1/2026

ULTATEL, LLC

Interconnected Voip

Also known as: ULTATEL

Agent for service of process: Orvin Moore, CliftonLarsonAllen, LLP, 1025 Connecticut Avenue, N.W.,, Suite 712, Washington, DC, 20036
Agent phone / fax: (678) 203-0271 · fax (404) 262-3271
Agent email: [email protected]
Headquarters: 13873 Park Center Rd, Suite 450, Herndon, VA, 20171
Customer inquiries: (844) 858-2835
Holding company: —
States served (21): Arizona, California, District of Columbia, Florida, Georgia, Illinois, Maryland, Massachusetts, Minnesota, Missouri, Nevada, New Jersey, New York, North Carolina, Ohio, Oregon, Pennsylvania, Texas, Utah, Virginia, Washington
FCC 499 Filer ID: 831709
Last filing: 4/1/2026

Ultimate Internet Access Inc

Other Local

Agent for service of process: Kristin Ellison, URS Agents, Inc., 1100 H Street N.W., Suite 840, Washington, DC, 20005
Agent phone / fax: (800) 567-4397 · fax (800) 567-4398
Agent email: [email protected]
Headquarters: 1300 Highway 2, Wrightwood, CA, 92397
Customer inquiries: (909) 605-0664
Holding company: —
States served (1): California
FCC 499 Filer ID: 828572
Last filing: 4/1/2026

Ultimate IT Guys LLC

Interconnected Voip

Agent for service of process: Corporation Service Company, 1090 Vermont Ave NW, Washington, DC, 02005
Agent phone / fax: (844) 272-9675
Agent email: [email protected]
Headquarters: 100 S Louis Tittle Avenue, Mangum, OK, 73554
Customer inquiries: (580) 782-2266
Holding company: —
States served (3): Missouri, Oklahoma, Texas
FCC 499 Filer ID: 839085
Last filing: 4/1/2026

Ultranet USA Telecom Corp.

Other Toll

Agent for service of process: Registered Agents Inc., 1717 N Street NW, Suite 1, Washington, DC, 20036
Agent phone / fax: (202) 403-0599
Agent email: [email protected]
Headquarters: 11120 North Kendall Drive, Suite 207, Miami, FL, 33176
Customer inquiries: (786) 245-2940
Holding company: —
States served (1): Florida
FCC 499 Filer ID: 830299
Last filing: 4/1/2026

Umony LLC

Interconnected Voip

Also known as: Umony

Agent for service of process: Mike Hazzard, DLA Piper LLP (US), 500 8th Street, N.W., Washington, DC, 20004
Agent phone / fax: (202) 799-4560
Agent email: [email protected]
Headquarters: 115 Broadway, New York, NY, 10006
Customer inquiries: (929) 333-6733
Holding company: —
States served (11): California, Colorado, District of Columbia, Florida, Illinois, Kentucky, Minnesota, New York, North Carolina, Ohio, Texas
FCC 499 Filer ID: 838055
Last filing: 4/1/2026

UnaDial, LLC

Interconnected Voip

Agent for service of process: Corporation Service Company, 1156 15th St NW, Suite 605, Washington, DC, 20005
Agent phone / fax: (202) 371-8090 · fax (202) 371-1945
Agent email: [email protected]
Headquarters: 9247 Biscayne Blvd, Dallas, TX, 75218
Customer inquiries: (833) 651-3425
Holding company: —
States served (3): Arkansas, Oklahoma, Texas
FCC 499 Filer ID: 836032
Last filing: 4/1/2026

UNI Global Corporate, LLC

Prepaid Card

Also known as: 0033149105

Agent for service of process: Incorp Services, Inc., 1100 H Street, N.W., Suite 840, Washington, DC, 20005
Agent phone / fax: (800) 246-2677
Agent email: [email protected]
Headquarters: 7345 W Sand Lake Rd, 224A, Orlando, FL, 32819
Customer inquiries: (929) 268-5793
Holding company: —
States served (1): Florida
FCC 499 Filer ID: 835737
Last filing: 4/1/2026

Uni-Tel Communications Group, Inc.

Toll Reseller

Agent for service of process: Cindy Luong, Incorp Services, Inc, 1090 Vermont Ave NW, Suite 910, Washington, DC, 20005
Agent phone / fax: (702) 866-2500
Agent email: [email protected]
Headquarters: 1280 Iroquois Ave, Suite 200, Naperville, IL, 60563
Customer inquiries: (800) 499-5912
Holding company: TELECOM MANAGEMENT GROUP INC
States served (16): California, District of Columbia, Florida, Illinois, Indiana, Kansas, New Jersey, New York, Oklahoma, Pennsylvania, Tennessee, Texas, Vermont, Virginia, Washington, Wisconsin
FCC 499 Filer ID: 824208
Last filing: 4/1/2026

Unichip LLC

Toll Reseller

Agent for service of process: Northwest Registered Agent LLC, 1717 N Street NW STE 1, Washington, DC, 20036
Agent phone / fax: (202) 403-0599
Agent email: [email protected]
Headquarters: 2442 Springview Trail, Chapel Hill, NC, 27514
Customer inquiries: (919) 412-0611
Holding company: —
States served (1): South Carolina
FCC 499 Filer ID: 838010
Last filing: 4/1/2026

Unicom Telecom Inc

Interconnected Voip

Agent for service of process: DC AGENT, INCORP SERVICES INC, 1100 H Street, N.W., Suite 840, Washington, DC, 20005
Agent phone / fax: (800) 246-2677
Agent email: [email protected]
Headquarters: 254 Passaic Ave, Passaic, NJ, 07055
Customer inquiries: (973) 704-6331
Holding company: —
States served (16): California, Colorado, Connecticut, Florida, Indiana, Maryland, Missouri, Nevada, New Jersey, New York, North Carolina, Ohio, Pennsylvania, Texas, Virginia, Wisconsin
FCC 499 Filer ID: 833532
Last filing: 4/1/2026

Unides, Inc.

Private Service Provider

Agent for service of process: Luis Uriarte, Corporate Creations Network Inc., 1629 K Street, NW, #300, Washington, DC, 20006
Agent phone / fax: (202) 558-5443
Agent email: [email protected]
Headquarters: 3172 Ridge Trace Dr., Davie, FL, 33328
Customer inquiries: (305) 564-9825
Holding company: —
States served (2): Florida, Hawaii
FCC 499 Filer ID: 832927
Last filing: 4/1/2025

Unified Communications, Inc.

Wireless Data

Also known as: Zochnet

Agent for service of process: Doughty Timothy, Keller and Heckman, LLP, 1001 G Street NW, Suite 500, Washington, DC, 20001
Agent phone / fax: (202) 434-4271 · fax (202) 434-4646
Agent email: [email protected]
Headquarters: 424 South Main Street, Giddings, TX, 78942
Customer inquiries: (877) 866-7770
Holding company: Wi-Fiber of Texas, LLC
States served (1): Texas
FCC 499 Filer ID: 833837
Last filing: 4/1/2026

Unified Communications, LC

Interconnected Voip

Agent for service of process: Corporation Service Company, 1156 15th St NW, Suite 605, Washington, DC, 20005
Agent phone / fax: (202) 371-8090 · fax (202) 371-1945
Agent email: [email protected]
Headquarters: 35 W. Huron St., Suite 801, Pontiac, MI, 48342
Customer inquiries: (866) 433-2255
Holding company: UNIFIED COMMUNICATIONS LC
States served (18): California, Colorado, Connecticut, Florida, Georgia, Illinois, Indiana, Kentucky, Maryland, Michigan, Missouri, New Jersey, New York, Ohio, Tennessee, Texas, Washington, Wisconsin
FCC 499 Filer ID: 823488
Last filing: 4/1/2026

Unified Global Solutions Corp

Local Reseller

Agent for service of process: Bill Havre, Unified Global Solutions Corp, 1717 N Street NW, Suite 1, Washington, DC, 20036
Agent phone / fax: (202) 403-0599
Agent email: [email protected]
Headquarters: HC-01 BOX 3024, COROZAL, PR, 00783
Customer inquiries: (787) 693-0543
Holding company: —
States served (1): Puerto Rico
FCC 499 Filer ID: 835312
Last filing: 4/1/2025

Unified Global Solutions, LLC

Interconnected Voip

Agent for service of process: Corporation Service Company, 1156 15th St NW, Suite 605, Washington, DC, 20005
Agent phone / fax: (202) 371-8090 · fax (202) 371-1945
Agent email: [email protected]
Headquarters: 17218 Preston Rd, Suite 2600, Dallas, TX, 75252
Customer inquiries: (214) 838-1352
Holding company: —
States served (46): Alabama, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, District of Columbia, Florida, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York, North Carolina, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, Vermont, Virginia, Washington, West Virginia, Wisconsin, Wyoming
FCC 499 Filer ID: 833853
Last filing: 4/1/2026

Unified Infratek, Inc.

Interconnected Voip

Agent for service of process: Northwest Registered Agent Service, Inc., 1717 N Street NW Ste 1, Washington, DC, 20036
Agent phone / fax: (509) 768-2249
Agent email: [email protected]
Headquarters: 4428 W Slauson Ave Ste 1007, Los Angeles, CA, 90043
Customer inquiries: (800) 344-3381
Holding company: —
States served (1): California
FCC 499 Filer ID: 838543
Last filing: 4/1/2025

Unified Office, Inc.

Interconnected Voip

Agent for service of process: Incorp Services, Inc., 1100 H Street, N.W., Washington, DC, 20005
Agent phone / fax: (702) 866-2500 · fax (702) 866-2689
Agent email: [email protected]
Headquarters: 20 Trafalgar Square, Nashua, NH, 03063
Customer inquiries: (603) 427-9500
Holding company: —
States served (35): Alabama, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, Florida, Georgia, Illinois, Indiana, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Mississippi, Missouri, New Hampshire, New Jersey, New York, North Carolina, Ohio, Oregon, Pennsylvania, Rhode Island, South Carolina, Tennessee, Texas, Vermont, Virginia, Washington, Wisconsin
FCC 499 Filer ID: 831695
Last filing: 4/1/2026

Unified Telecom, Inc

Interconnected Voip

Also known as: CCSi Communications

Agent for service of process: Registered Agents, Inc., 1717 N. Street NW, Ste 1, Washington, DC, 20036
Agent phone / fax: (202) 403-0599
Agent email: [email protected]
Headquarters: 365 Surryse Rd, Ste 220, Lake Zurich, IL, 60047
Customer inquiries: (630) 241-0600
Holding company: —
States served (25): Arizona, Arkansas, California, Colorado, Florida, Georgia, Illinois, Indiana, Iowa, Kansas, Louisiana, Maine, Minnesota, Missouri, New Jersey, North Carolina, Ohio, Pennsylvania, Rhode Island, South Carolina, Tennessee, Texas, Utah, Washington, Wisconsin
FCC 499 Filer ID: 831988
Last filing: 4/1/2026

UNIFIED VOICE COMMUNICATION LLC

Interconnected Voip

Agent for service of process: Northwest Registered Agent Service, Inc., 1717 N Street NW, Suite 1, Washington, DC, 20036
Agent phone / fax: (509) 768-2249
Agent email: [email protected]
Headquarters: 831 N Tatnall St, Suite M 202, Wilmington, DE, 19801
Customer inquiries: (646) 440-0822
Holding company: —
States served (1): District of Columbia
FCC 499 Filer ID: 835033
Last filing: 4/1/2026

UnifyComm, LLC

Interconnected Voip

Also known as: UnifyComm

Agent for service of process: Orvin Moore, CliftonLarsonAllen LLP, 1025 Connecticut Avenue N.W., Suite 712, Washington, DC, 20036
Agent phone / fax: (678) 203-0271
Agent email: [email protected]
Headquarters: 10330 Lake Rd, Ste F #40, Houston, TX, 77070-1698
Customer inquiries: (281) 444-1888
Holding company: —
States served (4): Florida, Kansas, New Jersey, Texas
FCC 499 Filer ID: 837748
Last filing: 4/1/2026

UNIFYUS Solutions Llc

Interconnected Voip

Agent for service of process: David Roberts, Registered Agents Inc, 1717 N Street NW, Suite 1, Washington, DC, 20036
Agent phone / fax: (202) 403-0599
Agent email: [email protected]
Headquarters: 5613 Jefferson St, Hollywood, FL, 33023
Customer inquiries: (954) 250-9250
Holding company: —
States served (1): Florida
FCC 499 Filer ID: 837186
Last filing: 4/1/2026

Union City Energy Authority

Local Reseller

Agent for service of process: Jeffery Janicke, Miller,Bells and O'Neal, 140 19th Street NW, Suite 700, Washington, DC, 20036
Agent phone / fax: (202) 296-2960 · fax (202) 296-0166
Agent email: [email protected]
Headquarters: 312 N. Division Street, Union City, TN, 38261
Customer inquiries: (731) 885-9212
Holding company: —
States served (1): Tennessee
FCC 499 Filer ID: 832514
Last filing: 4/1/2026

Union Information Systems, LLC

Toll Reseller

Agent for service of process: John Prendergast, Blooston, Mordkofsky, Dickens & Prendergast, LLP, 2120 L Street, NW, Ste. 825, Washington, DC, 20037
Agent phone / fax: (202) 659-0830 · fax (202) 828-5568
Agent email: [email protected]
Headquarters: 100 West North Street, PO Box 96, Plainfield, WI, 54966
Customer inquiries: (715) 335-6301
Holding company: Amherst Telephone Company
States served (1): Wisconsin
FCC 499 Filer ID: 825268
Last filing: 4/1/2026

Union River Telephone Company

Incumbent LEC

Agent for service of process: Washington DC Registered Agents LLC, 1717 N Street, NW, Suite 1, Washington, DC, 20036
Agent phone / fax: (202) 403-0599 · fax (323) 544-4790
Agent email: [email protected]
Headquarters: 150 S. Main Street, PO Box 269, Rockland, ID, 83271-0100
Customer inquiries: (208) 548-2345
Holding company: Direct Communications Rockland Inc.
States served (1): Maine
FCC 499 Filer ID: 804810
Last filing: 4/1/2026

Union Springs Telephone Company, Inc.

Incumbent LEC

Agent for service of process: Steven Chernoff, Lukas, Nace, Gutierrez & Sachs, 8300 Greensboro Drive, Suite 1200, Washington, DC, 22102
Agent phone / fax: (703) 584-8678 · fax (703) 584-8695
Agent email: [email protected]
Headquarters: PO Box 272, Union Springs, AL, 36089-0967
Customer inquiries: (334) 738-4400
Holding company: Troy Cablevision, Inc.
States served (1): Alabama
FCC 499 Filer ID: 809884
Last filing: 4/1/2026

Union Tel. Co.

Cellular/PCS/SMR

Also known as: Union Telephone Company, Union Cellular, Union Telephone Long Distance, Union Wireless

Agent for service of process: Steve Chernoff, Lucas, Nace, Gutierrez & Sachs, LLP, 1250 Maryland Avenue, SW, Suite CY50, Washington, DC, 20024
Agent phone / fax: (202) 554-0894
Agent email: [email protected]
Headquarters: PO Box 160, Mountain View, WY, 82939
Customer inquiries: (888) 926-2273
Holding company: UNION HOLDING CORP
States served (5): Colorado, Idaho, Montana, Utah, Wyoming
FCC 499 Filer ID: 805323
Last filing: 4/1/2026

Union Telephone Co.

Incumbent LEC

Also known as: Union Telephone Company

Agent for service of process: John Prendergast, Blooston, Mordkofsky, Dickens & Prendergast, LLP, 2120 L Street NW, Ste. 825, Washington, DC, 20037
Agent phone / fax: (202) 659-0830 · fax (202) 828-5568
Agent email: [email protected]
Headquarters: 100 W North St, PO Box 96, Plainfield, WI, 54966-0096
Customer inquiries: (715) 335-6301
Holding company: Amherst Telephone Company
States served (1): Wisconsin
FCC 499 Filer ID: 801051
Last filing: 4/1/2026

Union Telephone Company

Incumbent LEC

Also known as: TDS Telecom

Agent for service of process: Mace Rosenstein, Covington & Burling, LLP, Covington & Burling LLP, Mace Rosenstein, 1201 Pennsylvania Ave NW, Washington, DC, 20004-2401
Agent phone / fax: (202) 662-5460 · fax (202) 778-5460
Agent email: [email protected]
Headquarters: 525 Junction Rd, Madison, WI, 53717-2152
Customer inquiries: (608) 664-4000
Holding company: TDS Telecommunications Corporation
States served (1): New Hampshire
FCC 499 Filer ID: 801576
Last filing: 4/1/2026

Unisoftwares Inc

Interconnected Voip

Agent for service of process: Registered Agents Inc., 1717 N Street NW, STE 1, Washington, DC, 20036
Agent phone / fax: (307) 200-2803 · fax (307) 200-2803
Agent email: [email protected]
Headquarters: 206 Roosvelt Road, Office 206, Villa Park, IL, 60181
Customer inquiries: (331) 267-6633
Holding company: —
States served (59): Alabama, Alaska, American Samoa, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, District of Columbia, Florida, Georgia, Guam, Hawaii, Idaho, Illinois, Indiana, Iowa, Johnston Atoll, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Midway Atoll, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Northern Mariana Islands, Ohio, Oklahoma, Oregon, Pennsylvania, Puerto Rico, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, US Virgin Islands, Vermont, Virginia, Wake Island, Washington, West Virginia, Wisconsin, Wyoming
FCC 499 Filer ID: 838457
Last filing: 4/1/2025

Unitas Global, Inc

CAP/CLEC

Also known as: Unitas Global

Agent for service of process: Corporation Service Company, 1156 15th St NW, Suite 605, Washington, DC, 20005
Agent phone / fax: (202) 371-8090 · fax (202) 371-1945
Agent email: [email protected]
Headquarters: 9920 Jefferson Blvd., Culver City, CA, 90232
Customer inquiries: (312) 636-0421
Holding company: Unitas Global Holdings, LLC
States served (51): Alabama, Alaska, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, District of Columbia, Florida, Georgia, Hawaii, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, Vermont, Virginia, Washington, West Virginia, Wisconsin, Wyoming
FCC 499 Filer ID: 835414
Last filing: 4/1/2026

Unite Private Network LLC- Illinois

CAP/CLEC

Agent for service of process: Cogency Global Inc., 1025 Connecticut Avenue, N.W., Suite 712, Washington, DC, 20036
Agent phone / fax: (866) 621-3524
Agent email: [email protected]
Headquarters: 6205-B Peachtree Dunwoody Road, M/S CP-12, Atlanta, GA, 30328
Customer inquiries: (816) 903-9400
Holding company: Fiber Platform, LLC
States served (1): Illinois
FCC 499 Filer ID: 825841
Last filing: 4/1/2026

Unite Private Networks, LLC

CAP/CLEC

Agent for service of process: Cogency Global Inc., 1025 Connecticut Avenue, N.W., Suite 712, Washington, DC, 20036
Agent phone / fax: (866) 621-3524
Agent email: [email protected]
Headquarters: 6205-B Peachtree Dunwoody Road, M/S CP-12, Atlanta, GA, 30328
Customer inquiries: (816) 903-9400
Holding company: Fiber Platform, LLC
States served (31): Arizona, Arkansas, California, Colorado, Georgia, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Michigan, Minnesota, Missouri, Montana, Nebraska, Nevada, New Mexico, North Dakota, Ohio, Oklahoma, South Carolina, South Dakota, Tennessee, Texas, Utah, Virginia, Washington, Wisconsin, Wyoming
FCC 499 Filer ID: 825863
Last filing: 4/1/2026

Unitec Inc.

CAP/CLEC

Also known as: Unitec

Agent for service of process: Not listed
Agent phone / fax: Not listed
Agent email: Not listed
Headquarters: 480 W. 83rd St, Hialeah, FL, 33026
Customer inquiries: (305) 947-5226
Holding company: —
States served (1): Florida
FCC 499 Filer ID: 838230
Last filing: 4/1/2026

United Business Technologies, Inc.

Interconnected Voip

Also known as: UBT

Agent for service of process: Corporation Service Company, 1156 15th St NW, Suite 605, Washington, DC, 20005
Agent phone / fax: (202) 371-8090 · fax (202) 371-1945
Agent email: [email protected]
Headquarters: 3100 E Ave NW, Suite 108, Cedar Rapids, IA, 52405
Customer inquiries: (319) 202-8998
Holding company: —
States served (6): Illinois, Iowa, Minnesota, New York, Pennsylvania, Wisconsin
FCC 499 Filer ID: 833945
Last filing: 4/1/2026

United Communications Assoc., Inc.

Toll Reseller

Also known as: United Communications Association, Inc

Agent for service of process: Ben Dickens, Blooston, Mordkofsky, Dickens & Prendergast, LLP, 2120 L Street, NW, Suite 825, Washington, DC, 20037
Agent phone / fax: (202) 828-5510 · fax (202) 828-5568
Agent email: [email protected]
Headquarters: 1107 McArtor Road, Dodge City, KS, 67801
Customer inquiries: (620) 227-8641
Holding company: UNITED TELEPHONE ASSOCIATION INC
States served (1): Kansas
FCC 499 Filer ID: 801544
Last filing: 4/1/2026

United Communications, Inc.

Private Service Provider

Agent for service of process: Caressa Bennet, Womble Bond Dickingson (US) LLP, 2001 K Street NW, Suite 400 South, Washington, DC, 20006
Agent phone / fax: (202) 857-4519 · fax (202) 261-0079
Agent email: [email protected]
Headquarters: P.O. Box 38, Chapel Hill, TN, 37034
Customer inquiries: (800) 779-2227
Holding company: United Communications Holdings LLC
States served (1): Tennessee
FCC 499 Filer ID: 832505
Last filing: 4/1/2026

United Data Technologies, Inc.

Interconnected Voip

Also known as: UDT

Agent for service of process: Glenn Richards, Dickinson Wright PLLC, 1825 Eye Street, NW, Suite 900, Washington, DC, 20006
Agent phone / fax: (202) 466-5954 · fax (844) 670-6009
Agent email: [email protected]
Headquarters: 2900 Monarch Lakes Blvd., Suite 300, Miramar, FL, 33027
Customer inquiries: (800) 882-9919
Holding company: —
States served (10): Florida, Georgia, Indiana, Maryland, North Carolina, Oklahoma, South Carolina, Tennessee, Texas, Virginia
FCC 499 Filer ID: 837090
Last filing: 4/1/2026

United Electric Cooperative Services, Inc.

Interconnected Voip

Also known as: United Cooperative Services

Agent for service of process: Orvin Moore, CLA (CliftonLarsonAllen), 1025 Connecticut Ave., NW, Suite 712, Washington, DC, 20036
Agent phone / fax: (678) 203-0271 · fax (678) 487-8808
Agent email: [email protected]
Headquarters: PO Box 1809, Burleson, TX, 76097
Customer inquiries: (817) 782-8395
Holding company: —
States served (1): Texas
FCC 499 Filer ID: 833698
Last filing: 4/1/2026

United Farmers Tel. Co.

Incumbent LEC

Also known as: United Farmers Telephone Company

Agent for service of process: Stephen Coran, Lerman Senter, PLLC, 2000 K Street, N.W., Suite 600, Washington, DC, 20006
Agent phone / fax: (202) 416-6744
Agent email: [email protected]
Headquarters: 216 N Main, PO Box 240, Everly, IA, 51338
Customer inquiries: (712) 834-2211
Holding company: UNITED FARMERS TELEPHONE COMPANY
States served (1): Iowa
FCC 499 Filer ID: 801885
Last filing: 4/1/2026

United Internet Services, Inc.

Interconnected Voip

Agent for service of process: Northwest Registered Agent Service, Inc, 1717 N Street NW, STE 1, Washington, DC, 20036
Agent phone / fax: (509) 768-2249 · fax (866) 543-4731
Agent email: [email protected]
Headquarters: United Internet Services, 411 Hackensack Ave, Suite 200, Hackensack, NJ, 07601
Customer inquiries: (888) 206-5060
Holding company: UNITED INTERNET SERVICES LLC
States served (1): New Jersey
FCC 499 Filer ID: 829231
Last filing: 4/1/2026

United KUC, Inc.

Incumbent LEC

Also known as: United-KUC, Inc.

Agent for service of process: Chris Nierman, Chris Nierman, 1900 L Street, Suite 700, Washington, DC, 20036
Agent phone / fax: (202) 457-8815 · fax (202) 457-8816
Agent email: [email protected]
Headquarters: 2550 Denali St STE1000, Anchorage, AK, 99503
Customer inquiries: (800) 478-2020
Holding company: GCI Holdings LLC
States served (1): Alaska
FCC 499 Filer ID: 820514
Last filing: 4/1/2025

United Services, Inc

Interconnected Voip

Also known as: United Services, United Fiber, LLC

Agent for service of process: Thomas Maycock, C T Corporation System, 1015 15th Street N.W., Suite 1000, Washington, DC, 20005
Agent phone / fax: (800) 938-8343 · fax (800) 938-8343
Agent email: [email protected]
Headquarters: 30208 US Highway 136E, PO Box 757, Maryville, MO, 64468
Customer inquiries: (800) 585-6454
Holding company: —
States served (1): Missouri
FCC 499 Filer ID: 832262
Last filing: 4/1/2026

United States Cellular Operating Company LLC

Cellular/PCS/SMR

Also known as: U.S. Cellular

Agent for service of process: Peter Connolly, 800 17th St NW, Suite 1100, Washington, DC, 20006
Agent phone / fax: (202) 862-5989 · fax (202) 955-5564
Agent email: [email protected]
Headquarters: 525 Junction Road, Madison, WI, 53717-3486
Customer inquiries: (888) 944-9400
Holding company: United States Cellular Operating Company
States served (1): Wisconsin
FCC 499 Filer ID: 821508
Last filing: 4/1/2026

United States Cellular Operating Company of Knoxvi

Cellular/PCS/SMR

Also known as: U.S. Cellular

Agent for service of process: Peter Connolly, 800 17th St NW, Suite 1100, Washington, DC, 20006
Agent phone / fax: (202) 862-5989 · fax (202) 955-5564
Agent email: [email protected]
Headquarters: 525 Junction Road, Madison, WI, 53717-3486
Customer inquiries: (888) 944-9400
Holding company: United States Cellular Operating Company
States served (1): Tennessee
FCC 499 Filer ID: 802722
Last filing: 4/1/2026

United States Cellular Operating Company of Medfor

Cellular/PCS/SMR

Also known as: United States Cellular, U.S. Cellular

Agent for service of process: Peter Connolly, 800 17th St NW, Suite 1100, Washington, DC, 20006
Agent phone / fax: (202) 862-5989 · fax (202) 955-5564
Agent email: [email protected]
Headquarters: 525 Junction Road, Madison, WI, 53717-3486
Customer inquiries: (888) 944-9400
Holding company: United States Cellular Operating Company
States served (1): Oregon
FCC 499 Filer ID: 802758
Last filing: 4/1/2026

United States Cellular Telephone Company (Greater

Cellular/PCS/SMR

Also known as: United States Cellular, U.S. Cellular

Agent for service of process: Peter Connolly, 800 17th St NW, Suite 1100, Washington, DC, 20006
Agent phone / fax: (202) 862-5989 · fax (202) 955-5564
Agent email: [email protected]
Headquarters: 525 Junction Road, Madison, WI, 53717-3486
Customer inquiries: (888) 944-9400
Holding company: United States Cellular Operating Company
States served (1): Tennessee
FCC 499 Filer ID: 802833
Last filing: 4/1/2026

UNITED STATES TELECOMMUNICATIONS CORPORATION

Interconnected Voip

Also known as: USTelco

Agent for service of process: Washington DC Registered Agent LLC, 1717 N Street NW, STE 1, Washington, DC, 20036
Agent phone / fax: (202) 403-0599
Agent email: [email protected]
Headquarters: 300 New Jersey Avenue NW, Suite 300, Washington, DC, 20001
Customer inquiries: (202) 380-2000
Holding company: —
States served (53): Alabama, Alaska, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, District of Columbia, Florida, Georgia, Hawaii, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, Puerto Rico, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, US Virgin Islands, Vermont, Virginia, Washington, West Virginia, Wisconsin, Wyoming
FCC 499 Filer ID: 837557
Last filing: 4/1/2025

United Technology Group, Inc

Interconnected Voip

Agent for service of process: Corporation Service Company, 1156 15th St NW, Suite 605, Washington, DC, 20005
Agent phone / fax: (202) 371-8090 · fax (202) 371-1945
Agent email: [email protected]
Headquarters: 314 N. Louise St., Jennings, LA, 70546
Customer inquiries: (337) 824-2109
Holding company: —
States served (1): Louisiana
FCC 499 Filer ID: 832500
Last filing: 4/1/2026

United Tel. Assn. Inc.

Incumbent LEC

Also known as: United Telephone Association, Inc.

Agent for service of process: Ben Dickens, Blooston, Mordkofsky, Dickens & Prendergast, LLP, 2120 L Street NW, Suite 825, Washington, DC, 20037
Agent phone / fax: (202) 828-5510 · fax (202) 828-5540
Agent email: [email protected]
Headquarters: 1107 McArtor Road, Dodge City, KS, 67801
Customer inquiries: (620) 227-8641
Holding company: UNITED TELEPHONE ASSOCIATION
States served (2): Kansas, Oklahoma
FCC 499 Filer ID: 808701
Last filing: 4/1/2026

United Tel. Co. Inc. - TN

Incumbent LEC

Also known as: United Telephone Co., United Communications, United Telephone Company

Agent for service of process: Caressa Bennet, Womble Bond Dickinson (US) LLP, 2001 K Street NW, Suite 400 South, Washington, DC, 20006
Agent phone / fax: (202) 857-4519 · fax (202) 261-0079
Agent email: [email protected]
Headquarters: PO Box 38, Chapel Hill, TN, 37034
Customer inquiries: (800) 779-2227
Holding company: UNITED COMMUNICATIONS HOLDINGS LLC
States served (1): Tennessee
FCC 499 Filer ID: 809151
Last filing: 4/1/2026

United Telephone Co., Inc.

Interconnected Voip

Agent for service of process: Washington DC Registered Agent LLC, 1717 N Street NW STE 1, Washington, DC, 20036
Agent phone / fax: (202) 403-0599
Agent email: [email protected]
Headquarters: 2950 S Jamaica Ct Suite 201, Aurora, CO, 80014
Customer inquiries: (303) 671-5555
Holding company: —
States served (1): Colorado
FCC 499 Filer ID: 833557
Last filing: 4/1/2026

United Telephone Company of the Northwest

Incumbent LEC

Also known as: Centurvlink, CenturyLink

Agent for service of process: Susan McNeil, Lumen Technologies, Inc., 660 North Capitol St., NW, Suite 240, Suite 250, Washington, DC, 20001
Agent phone / fax: (202) 519-2897
Agent email: [email protected]
Headquarters: 100 CenturyLink Drive, Monroe, LA, 71203
Customer inquiries: (800) 201-4099
Holding company: Lumen Technologies, Inc.
States served (7): Florida, Minnesota, Nebraska, Nevada, Oregon, Washington, Wyoming
FCC 499 Filer ID: 837314
Last filing: 4/1/2026

United Telephone Mutual Aid Corp.

Incumbent LEC

Also known as: United Telephone Mutual Aid Corporation

Agent for service of process: David Nace, Lukas, Nace, Gutierrez & Sachs Chartered, 1111 Nineteenth Street NW, Suite 1200, Washington, DC, 20036
Agent phone / fax: (202) 857-3500 · fax (202) 857-5747
Agent email: [email protected]
Headquarters: 411 7th Ave, PO Box 729, Langdon, ND, 58249-0729
Customer inquiries: (701) 256-5156
Holding company: TURTLE MOUNTAIN COMMUNICATIONS INC
States served (1): North Dakota
FCC 499 Filer ID: 802554
Last filing: 4/1/2026

United Utilities Inc.

Incumbent LEC

Also known as: United Utilities, Inc.

Agent for service of process: Chris Nierman, Chris Nierman, 1900 L Street, Suite 700, Washington, DC, 20036
Agent phone / fax: (202) 457-8815 · fax (202) 457-8816
Agent email: [email protected]
Headquarters: 2550 Denali St STE1000, Anchorage, AK, 99503
Customer inquiries: (800) 478-2020
Holding company: GCI Holdings LLC
States served (1): Alaska
FCC 499 Filer ID: 801906
Last filing: 4/1/2026

United Wireless Communications, Inc.

Cellular/PCS/SMR

Also known as: United Wireless

Agent for service of process: Tony Lee, Fletcher, Heald, & Hildreth, PLC, 2200 Pennsylvania Ave, N.W., 4th Floor East, Washington, DC, 20037
Agent phone / fax: (202) 828-5700
Agent email: [email protected]
Headquarters: 1107 McArtor Road, Dodge City, KS, 67801
Customer inquiries: (620) 227-8641
Holding company: UNITED WIRELESS COMMUNICATIONS INC
States served (1): Kansas
FCC 499 Filer ID: 825700
Last filing: 4/1/2026

United World Telecom, LC

Other Toll

Also known as: United World Telecom, United World Telecom LC, UWT, UWT Mobile, Global Call Forwarding, Global Call Connect, Linea En Casa

Agent for service of process: Damian Doe, Business Filings, Inc, 1015 15St, NW, Suite 1000, Washington, DC, 20005
Agent phone / fax: (800) 981-7183 · fax (608) 827-5501
Agent email: [email protected]
Headquarters: 3333 S Congress Ave., Suite 300, Delray Beach, FL, 33445-7346
Customer inquiries: (561) 276-7156
Holding company: —
States served (55): Alabama, Alaska, American Samoa, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, District of Columbia, Florida, Georgia, Guam, Hawaii, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, Puerto Rico, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, US Virgin Islands, Vermont, Virginia, Washington, West Virginia, Wisconsin, Wyoming
FCC 499 Filer ID: 823894
Last filing: 4/1/2026

United2, LLC

Interconnected Voip

Agent for service of process: Corporation Service Company, 1156 15th St NW, Suite 605, Washington, DC, 20005
Agent phone / fax: (800) 927-8801 · fax (302) 636-5454
Agent email: [email protected]
Headquarters: 1132 N. Brand Blvd., Glendale, CA, 91203
Customer inquiries: (844) 746-6392
Holding company: —
States served (2): California, Nevada
FCC 499 Filer ID: 831646
Last filing: 4/1/2026

Unitel Inc.

Interconnected Voip

Agent for service of process: Corporation Service Company, 1156 15th St NW, Suite 605, Washington, DC, 20005
Agent phone / fax: (202) 371-8090 · fax (202) 371-1945
Agent email: [email protected]
Headquarters: 145 Bodwell Street, Building 1, Avon, MA, 02322
Customer inquiries: (800) 843-1039
Holding company: —
States served (3): Connecticut, Massachusetts, Rhode Island
FCC 499 Filer ID: 833328
Last filing: 4/1/2026

Unitel Voice, LLC

Toll Reseller

Agent for service of process: CINDY LUONG, INCORP SERVICES INC, 1090 Vermont Avenue Northwest, No 910, Washington, DC, 20005
Agent phone / fax: (702) 866-2500
Agent email: [email protected]
Headquarters: 1280 Iroquois Avenue, No 200, Naperville, IL, 60563
Customer inquiries: (855) 888-6423
Holding company: —
States served (13): California, Florida, Illinois, Indiana, Kansas, New Jersey, New York, Oklahoma, Pennsylvania, Tennessee, Texas, Virginia, Washington
FCC 499 Filer ID: 830099
Last filing: 4/1/2026

Unitel, Inc.

Incumbent LEC

Agent for service of process: Gerard Duffy, Blooston,Mordkofsky, Duffy, & Perendergaest, LLP, 2120 L Street, NW, Ste 300, Washington, DC, 20037-2092
Agent phone / fax: (202) 659-0830 · fax (202) 828-5568
Agent email: [email protected]
Headquarters: 129 Main Street, PO Box 165, Unity, ME, 04988
Customer inquiries: (207) 948-3900
Holding company: —
States served (1): Maine
FCC 499 Filer ID: 808898
Last filing: 4/1/2026

Uniti Fiber GulfCo LLC

CAP/CLEC

Also known as: Uniti Fiber

Agent for service of process: Corporation Service Company, 1156 15th St NW, Washington, DC, 20005
Agent phone / fax: (202) 408-3121 · fax (202) 408-3141
Agent email: [email protected]
Headquarters: 2101 Riverfront Drive, Suite A, Little Rock, AR, 72202
Customer inquiries: (877) 652-2321
Holding company: Uniti Group inc.
States served (8): Alabama, Florida, Georgia, Louisiana, Mississippi, South Carolina, Tennessee, Virginia
FCC 499 Filer ID: 836673
Last filing: 4/1/2026

Uniti Fiber LLC

Other Mobile

Also known as: PEG Bandwidth, PEG Bandwidth VA, LLC, PEG Bandwidth DC, LLC, PEG Bandwidth TX, LLC, PEG Bandwidth PA, LLC, PEG Bandwidth NY, LLC, PEG Bandwidth MS, LLC, PEG Bandwidth MD, LLC PEG Bandwidth DE, LLC, PEG Bandwidth MA, LLC PEG Bandwidth IA, LLC, PEG Bandwidth LA, LLC, PEG Bandwidth IL, LLC, PEG Bandwidth NY Telephone Corp.

Agent for service of process: Corporation Service Company, 1156 15th St NW, Washington, DC, 20005
Agent phone / fax: (202) 408-3121 · fax (202) 408-3141
Agent email: [email protected]
Headquarters: 2101 Riverfront Dr., Suite A, Little Rock, AR, 72202
Customer inquiries: (877) 652-2321
Holding company: Uniti Group Inc.
States served (16): Alabama, Florida, Georgia, Indiana, Iowa, Louisiana, Maryland, Massachusetts, Mississippi, New York, North Carolina, Pennsylvania, South Carolina, Tennessee, Texas, Virginia
FCC 499 Filer ID: 828744
Last filing: 4/1/2026

UNITY CARRIER LLC

CAP/CLEC

Agent for service of process: Northwest Registered Agent, 1717 N St NW #1, Washington, DC, 20036
Agent phone / fax: (509) 768-2249
Agent email: [email protected]
Headquarters: 1340 S. Laurel Rd #1025, London, KY, 40744
Customer inquiries: (252) 302-0023
Holding company: —
States served (1): Kentucky
FCC 499 Filer ID: 838910
Last filing: 4/1/2026

Unity Technologies SF

Interconnected Voip

Also known as: Vivox, Mercer Road Corp

Agent for service of process: FCC Contact, Corporation Service Company, 1090 Vermont Avenue N.W., Suite 1, Washington, DC, 20005
Agent phone / fax: (866) 403-5272
Agent email: [email protected]
Headquarters: 116 New Montgomery St, Suite 300, San Francisco, CA, 94105
Customer inquiries: (415) 539-3162
Holding company: —
States served (59): Alabama, Alaska, American Samoa, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, District of Columbia, Florida, Georgia, Guam, Hawaii, Idaho, Illinois, Indiana, Iowa, Johnston Atoll, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Midway Atoll, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Northern Mariana Islands, Ohio, Oklahoma, Oregon, Pennsylvania, Puerto Rico, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, US Virgin Islands, Vermont, Virginia, Wake Island, Washington, West Virginia, Wisconsin, Wyoming
FCC 499 Filer ID: 835166
Last filing: 4/1/2026

Unity Wireless, Inc.

Cellular/PCS/SMR

Agent for service of process: Incorp Services, Inc., 1100 H Street, N.W., Suite 840, Washington, DC, 20005
Agent phone / fax: (800) 246-2677 · fax (702) 866-2689
Agent email: [email protected]
Headquarters: 2860 W state Road 84, FORT LAUDERDALE, FL, 33312
Customer inquiries: (954) 536-3231
Holding company: —
States served (25): Alabama, California, Delaware, Florida, Georgia, Illinois, Kentucky, Louisiana, Maryland, Massachusetts, Michigan, Mississippi, Missouri, New Mexico, New York, North Carolina, Ohio, Oregon, Pennsylvania, Puerto Rico, South Carolina, Tennessee, Texas, West Virginia, Wisconsin
FCC 499 Filer ID: 835195
Last filing: 4/1/2026

Universal Apps, Inc.

Operator Service Provider

Agent for service of process: Not listed
Agent phone / fax: Not listed
Agent email: Not listed
Headquarters: PO Box 16405, San Juan, PR, 00908
Customer inquiries: (787) 505-1730
Holding company: —
States served (1): Puerto Rico
FCC 499 Filer ID: 836570
Last filing: 4/1/2026

Universal Business Systems

Interconnected Voip

Also known as: Great Basin Telcom DBA Universal Business Systems, Great Basin Telcom, Voipro

Agent for service of process: Danny Larsen, Registered Agents Inc, 1717 N Street NW, Suite 1, Washington, DC, 20036
Agent phone / fax: (801) 262-5577 · fax (801) 931-2333
Agent email: [email protected]
Headquarters: PO box 461, Midvale, UT, 84047
Customer inquiries: (801) 262-5577
Holding company: —
States served (1): Utah
FCC 499 Filer ID: 837837
Last filing: 4/1/2026

Universal Business Team, LLC

Interconnected Voip

Also known as: Universal Business Team

Agent for service of process: Leticia Herrera, Paracorp Incorporated, 1100 H Street NW, Suite 840, Washington, DC, 20005
Agent phone / fax: (800) 533-7272 · fax (800) 603-5968
Agent email: [email protected]
Headquarters: 200 Crossing Blvd, Suite 101, Bridgewater, NJ, 08807
Customer inquiries: (866) 996-6336
Holding company: —
States served (21): California, Connecticut, Delaware, Illinois, Indiana, Iowa, Maine, Maryland, Michigan, Minnesota, Montana, Nebraska, New Jersey, New York, North Dakota, Ohio, Oregon, Pennsylvania, Tennessee, Texas, Washington
FCC 499 Filer ID: 837660
Last filing: 4/1/2026

UNIVERSAL CALL LIMITED

Local Reseller

Agent for service of process: Telecom Compliance, 712 H St NE, Ste 1735, Washington, DC, 20002
Agent phone / fax: (202) 243-6256
Agent email: [email protected]
Headquarters: 6-9 THE SQUARE, STOCKLEY PARK, LONDON UB11 1FW
Customer inquiries: (207) 096-9097
Holding company: —
States served (1): Wyoming
FCC 499 Filer ID: 835695
Last filing: 4/1/2026

Universal Connectivity, Inc.

Prepaid Card

Also known as: Universal Connectivity

Agent for service of process: CT Corporation System, 1015 15th Street NW, Washington, DC, 20005
Agent phone / fax: (202) 572-3100 · fax (202) 572-9600
Agent email: [email protected]
Headquarters: 8 North Main Street, Suite 2, West Hartford, CT, 06107-1947
Customer inquiries: (800) 523-0511
Holding company: —
States served (7): Arizona, Connecticut, Florida, Massachusetts, New York, Rhode Island, Texas
FCC 499 Filer ID: 823534
Last filing: 4/1/2026

Universal Network Services, LLC

Private Service Provider

Also known as: Universal Network Services

Agent for service of process: InCorp Services, Inc., 1100 H Street NW, Suite 840, Washington, DC, 20005
Agent phone / fax: (800) 246-2677 · fax (702) 866-2689
Agent email: [email protected]
Headquarters: 70 Adams Street, 3rd Floor, Hoboken, NJ, 07030
Customer inquiries: (646) 706-4000
Holding company: —
States served (8): Arizona, California, Connecticut, Illinois, New Jersey, New Mexico, New York, Virginia
FCC 499 Filer ID: 836659
Last filing: 4/1/2026

Universal Telcom, LLC

Interconnected Voip

Agent for service of process: Corporation Service Company, 1156 15th St NW, Suite 605, Washington, DC, 20005
Agent phone / fax: (202) 371-8090 · fax (202) 371-1945
Agent email: [email protected]
Headquarters: 36 Commerce Court, New Orleans, LA, 70123
Customer inquiries: (865) 962-3500
Holding company: —
States served (12): Alabama, Florida, Hawaii, Illinois, Louisiana, Maryland, Mississippi, Montana, Oklahoma, Tennessee, Texas, Virginia
FCC 499 Filer ID: 828616
Last filing: 4/1/2026

University Corporation for Advanced Internet Devel

Private Service Provider

Also known as: Internet2

Agent for service of process: CT Corporation System, 1015 15th Street NW, Suite 1000, Washington, DC, 20005
Agent phone / fax: (202) 572-3100 · fax (202) 572-9600
Agent email: [email protected]
Headquarters: 3520 Green Ct, Suite 200, Ann Arbor, MI, 48105
Customer inquiries: (734) 913-4250
Holding company: —
States served (33): Alabama, Alaska, Arizona, California, Colorado, District of Columbia, Florida, Georgia, Idaho, Illinois, Iowa, Maryland, Massachusetts, Michigan, Mississippi, Missouri, Nebraska, New Hampshire, New Jersey, New Mexico, New York, North Carolina, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, South Carolina, Texas, Utah, Virginia, Washington, West Virginia
FCC 499 Filer ID: 827494
Last filing: 4/1/2026

UniVision, Inc.

Interconnected Voip

Agent for service of process: Van, Corporation Service Company, 1156 15th St NW, Suite 605, Washington, DC, 20005
Agent phone / fax: (202) 371-8090 · fax (202) 371-1945
Agent email: [email protected]
Headquarters: 2925 Stockyard Road, Suite A, Missoula, MT, 59808
Customer inquiries: (406) 721-8876
Holding company: —
States served (1): Montana
FCC 499 Filer ID: 832801
Last filing: 4/1/2026

UNIVOICE NETWORKS LLC

Interconnected Voip

Agent for service of process: Registered Agents Inc., 1717 N Street NW, STE 1, Washington, DC, 20036
Agent phone / fax: (307) 200-2803
Agent email: [email protected]
Headquarters: 100 Church Street, 8th Floor, New York, NY, 10007
Customer inquiries: (307) 396-4620
Holding company: UNIVOICE NETWORKS LLC
States served (1): New York
FCC 499 Filer ID: 838144
Last filing: 4/1/2026

UniVoIP, Inc

Interconnected Voip

Agent for service of process: Incorp Services Inc, 1100 H Street N.W., Washington, DC, 20005
Agent phone / fax: (702) 866-2500 · fax (702) 866-2689
Agent email: [email protected]
Headquarters: 830 Parkview Dr North, El Segundo, CA, 90245
Customer inquiries: (855) 864-8647
Holding company: —
States served (35): Alabama, Arizona, Arkansas, California, Colorado, Connecticut, District of Columbia, Florida, Georgia, Hawaii, Idaho, Illinois, Indiana, Kansas, Kentucky, Louisiana, Massachusetts, Michigan, Minnesota, Missouri, Montana, Nebraska, Nevada, New Jersey, New York, North Carolina, Ohio, Oklahoma, Oregon, South Carolina, Tennessee, Texas, Virginia, Washington, Wisconsin
FCC 499 Filer ID: 830222
Last filing: 4/1/2026

UniVoxx, LLC

Interconnected Voip

Agent for service of process: Corporation Service Company, 1156 15th St NW, Suite 605, Washington, DC, 20005
Agent phone / fax: (202) 371-8090 · fax (202) 371-1945
Agent email: [email protected]
Headquarters: 25899 W 12 Mile Rd, Suite 335, Southfield, MI, 48034
Customer inquiries: (313) 626-5000
Holding company: —
States served (50): Alabama, Alaska, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, District of Columbia, Florida, Georgia, Hawaii, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, South Carolina, South Dakota, Tennessee, Texas, Utah, Vermont, Virginia, Washington, West Virginia, Wisconsin, Wyoming
FCC 499 Filer ID: 833490
Last filing: 4/1/2026

UNLIMCALL LLC

Interconnected Voip

Agent for service of process: WASHINGTON DC REGISTERED AGENT LLC, 1717 N Street NW, Suite 1, Washington, DC, 20036
Agent phone / fax: (202) 403-0599
Agent email: [email protected]
Headquarters: 125 Park Avenue, 25th Floor, New York, NY, 10017
Customer inquiries: (646) 893-6777
Holding company: —
States served (59): Alabama, Alaska, American Samoa, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, District of Columbia, Florida, Georgia, Guam, Hawaii, Idaho, Illinois, Indiana, Iowa, Johnston Atoll, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Midway Atoll, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Northern Mariana Islands, Ohio, Oklahoma, Oregon, Pennsylvania, Puerto Rico, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, US Virgin Islands, Vermont, Virginia, Wake Island, Washington, West Virginia, Wisconsin, Wyoming
FCC 499 Filer ID: 838993
Last filing: 4/1/2026

Unlimited Office Solutions LLC

Interconnected Voip

Also known as: Green Technology Services

Agent for service of process: Registered Agents Inc, 1717 N Street NW, Suite 1, Washington, DC, 20036
Agent phone / fax: (202) 403-0599
Agent email: [email protected]
Headquarters: 293 Shell Road, Carneys Point, NJ, 08069
Customer inquiries: (609) 309-7100
Holding company: —
States served (4): Delaware, Maryland, New Jersey, Pennsylvania
FCC 499 Filer ID: 833071
Last filing: 4/1/2026

Unlimited Recharge, Inc.

Other Mobile

Agent for service of process: National Registered Agents, Inc, 1090 Vermont Ave, NW, Suite 910, Washington, DC, 20005
Agent phone / fax: (800) 520-6724 · fax (913) 851-0713
Agent email: Not listed
Headquarters: One Bridge Plaza North Suite 275, Fort Lee, NJ, 07024
Customer inquiries: (201) 849-4432
Holding company: —
States served (53): Alabama, Alaska, American Samoa, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, District of Columbia, Florida, Georgia, Hawaii, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, Puerto Rico, Rhode Island, South Carolina, South Dakota, Texas, Utah, Vermont, Virginia, Wake Island, Washington, West Virginia, Wisconsin, Wyoming
FCC 499 Filer ID: 828904
Last filing: 4/1/2026

UNONET CORP

Private Service Provider

Also known as: MARIO PEREZ LOPEZ, DIANA GONZALEZ RAMOS, MILDRED VELEZ AYALA, LUIS A. CASTRO PEREZ, CAMILLE BULLAT OCONNER, BRUNILDA CLAUDIO RODRIGUEZ, DAILY CRUZ ZAYAS, VANESSA NEGRON RENTA, BERTHA IRIS RIVERA RIVERA

Agent for service of process: JOEL COTO, UNONET CORP, 1116 AVENIDA MUNOZ RIVERA, Washington, DC, 00717
Agent phone / fax: (787) 298-1625
Agent email: [email protected]
Headquarters: 1116 AVENIDA MUNOZ RIVERA, Ponce, PR, 00717
Customer inquiries: (787) 677-0218
Holding company: —
States served (1): Puerto Rico
FCC 499 Filer ID: 834764
Last filing: 4/1/2026

Untethered Networks, LLC

Interconnected Voip

Also known as: Untethered Technologies

Agent for service of process: Northwest Registered Agent Service Inc., 1717 N Street NW STE 1, Washington, DC, 20036
Agent phone / fax: (509) 768-2249
Agent email: [email protected]
Headquarters: 1132 N Baker Ave, East Wenatchee, WA, 98802
Customer inquiries: (509) 661-0995
Holding company: —
States served (1): Washington
FCC 499 Filer ID: 836919
Last filing: 4/1/2026

unWired Broadband, LLC

Private Service Provider

Agent for service of process: Stephen Coran, Lerman Senter, 2001 L St., NW, Ste. 400, Washington, DC, 20036
Agent phone / fax: (202) 416-6744
Agent email: [email protected]
Headquarters: 215 W Fallbrook Ave, Ste. 203, Fresno, CA, 93711
Customer inquiries: (559) 261-4444
Holding company: unWired Broadband Holdings, LLC
States served (1): California
FCC 499 Filer ID: 836988
Last filing: 4/1/2026

UP Fiber, Inc.

Incumbent LEC

Also known as: UP Fiber

Agent for service of process: Patricia Cave, Morgan, Lewis & Bockius LLP, 1111 Pennsylvania Ave, NW, Washington, DC, 20004
Agent phone / fax: (202) 739-5767 · fax (202) 739-3001
Agent email: [email protected]
Headquarters: 397 US HWY 41 N, PO BOX 86, CARNEY, MI, 49812
Customer inquiries: (906) 639-5000
Holding company: UPPER PENINSULA TELEPHONE COMPANY
States served (1): Michigan
FCC 499 Filer ID: 838361
Last filing: 4/1/2026

Up North Technology Services

Interconnected Voip

Also known as: Up North Communications

Agent for service of process: Northwest Registered Agent Service Inc., 1717 N Street NW STE 1, Washington, DC, 20036
Agent phone / fax: (509) 768-2249
Agent email: [email protected]
Headquarters: 10788 E M55, Cadillac, MI, 49601
Customer inquiries: (231) 878-0239
Holding company: —
States served (1): Michigan
FCC 499 Filer ID: 836864
Last filing: 4/1/2026

Upcasa Technology Services, LLC

Interconnected Voip

Agent for service of process: Corporation Service Company, 1156 15th St NW, Suite 605, Washington, DC, 20005
Agent phone / fax: (202) 371-8090 · fax (202) 371-1945
Agent email: [email protected]
Headquarters: 550 Sylvan Ave, Suite LL7, Englewood Cliffs, NJ, 07632
Customer inquiries: (888) 872-2720
Holding company: —
States served (2): New Jersey, New York
FCC 499 Filer ID: 832497
Last filing: 4/1/2026

Uplink Internet LLC

Private Service Provider

Also known as: Uplink Internet, LLC

Agent for service of process: Gabrielle Vasquez, Registered Agents Inc, 1717 N Street NW, Suite 1, Washington, DC, 20036
Agent phone / fax: (888) 995-5895
Agent email: Not listed
Headquarters: 1315 Industrial Park Dr., Clarksdale, MS, 38614
Customer inquiries: (662) 483-4177
Holding company: —
States served (2): Arkansas, Mississippi
FCC 499 Filer ID: 834628
Last filing: 4/1/2026

UpLinX, LLC

Interconnected Voip

Agent for service of process: Washington DC Registered Agent, LLC, 1717 North Street NW, Suite 1, Washington, DC, 20036
Agent phone / fax: (202) 403-0599
Agent email: [email protected]
Headquarters: 35 North Bells Street, Alamo, TN, 38001
Customer inquiries: (731) 388-3158
Holding company: —
States served (2): Kentucky, Tennessee
FCC 499 Filer ID: 836323
Last filing: 4/1/2025

upNetworx, Inc.

Interconnected Voip

Agent for service of process: Orvin Moore, CliftonLarsonAllen, LLP, 1025 Connecticut Avenue, N.W., Suite 712, Washington, DC, 20005
Agent phone / fax: (678) 203-0271 · fax (404) 262-3271
Agent email: [email protected]
Headquarters: PO Box 780099, San Antonio, TX, 78278
Customer inquiries: (855) 893-2391
Holding company: —
States served (13): Arkansas, Colorado, Iowa, Kansas, Louisiana, Missouri, New Jersey, New Mexico, Pennsylvania, South Carolina, Tennessee, Texas, Wisconsin
FCC 499 Filer ID: 830433
Last filing: 4/1/2026

UponAI, LLC

Interconnected Voip

Agent for service of process: Excelera, Inc, 1775 Street Suite 1150, Washington, DC, 20006
Agent phone / fax: (943) 888-0078 · fax (678) 681-7580
Agent email: [email protected]
Headquarters: 280 Woodcreek Lane, Fayetteville, GA, 30215
Customer inquiries: (804) 539-6500
Holding company: —
States served (1): Georgia
FCC 499 Filer ID: 837614
Last filing: 4/1/2026

Upper Midwest Wireless, LLC

Wireless Data

Also known as: Northeast Iowa Telephone Company

Agent for service of process: Donald Herman, Herman & Whiteaker, LLC, 6720B Rockledge Drive, Suite 150, Washington, DC, 20817
Agent phone / fax: (202) 600-7272 · fax (202) 706-6056
Agent email: [email protected]
Headquarters: 800 S. Main Street, PO Box 835, Monona, IA, 52159
Customer inquiries: (563) 539-2122
Holding company: Northeast Iowa Telephone Company
States served (2): Iowa, Wisconsin
FCC 499 Filer ID: 831910
Last filing: 4/1/2026

Upper Peninsula Telephone Company

Incumbent LEC

Agent for service of process: Harold Mordkofsky, Blooston, Mordkofsky, Dickens, Duffy & Prendergast, 2120 L St NW, Ste 300, Washington, DC, 20037
Agent phone / fax: (202) 659-0830 · fax (202) 828-5568
Agent email: [email protected]
Headquarters: Upper Peninsula Telephone Company, 397 US Hwy 41 N, PO Box 86, Carney, MI, 49812
Customer inquiries: (855) 642-4227
Holding company: LYNCH CORPORATION
States served (1): Michigan
FCC 499 Filer ID: 802365
Last filing: 4/1/2026

Upsala Coop. Tel. Assn.

Incumbent LEC

Also known as: Upsala Cooperative Telephone Assoc., Sytek Communications

Agent for service of process: David Nace, Lukas, Nace, Gutierrez and Sachs, 1111 19th St NW, Suite 1200, Washington, DC, 20036
Agent phone / fax: (202) 857-3500 · fax (202) 857-5747
Agent email: [email protected]
Headquarters: Upsala Cooperative Telephone Association, Box 277, Upsala, MN, 56384-0366
Customer inquiries: (320) 573-2122
Holding company: —
States served (1): Minnesota
FCC 499 Filer ID: 802290
Last filing: 4/1/2026

Upscale VoIP System Inc.

Interconnected Voip

Agent for service of process: Corporation Service Company, 1156 15th St NW, Suite 605, Washington, DC, 20005
Agent phone / fax: (202) 371-8090 · fax (202) 371-1945
Agent email: [email protected]
Headquarters: 505 Route 208, Suite 28, Monroe, NY, 10950
Customer inquiries: (845) 444-2344
Holding company: —
States served (5): Delaware, Florida, New Jersey, New York, Pennsylvania
FCC 499 Filer ID: 836224
Last filing: 4/1/2026

Upside Technology Services LLC

Interconnected Voip

Agent for service of process: Upside Technology, Northwest Registered Agent, 1717 N Street NW STE 1, Washington, DC, 20036
Agent phone / fax: (505) 400-0341
Agent email: [email protected]
Headquarters: 16628 Tiger Mountain Road SE, Issaquah, WA, 98027
Customer inquiries: (833) 888-4335
Holding company: —
States served (2): Ohio, Oregon
FCC 499 Filer ID: 837082
Last filing: 4/1/2025

UPSTACK GLOBAL LLC

Toll Reseller

Agent for service of process: Jonathan Marashlian, The Commpliance Group, Inc., 1300 I Street, NW, Suite 400E, Washington, DC, 20005
Agent phone / fax: (703) 714-1300 · fax (703) 563-6222
Agent email: [email protected]
Headquarters: 7 World Trade Center, 250 Greenwich St, 46th Floor, New York, NY, 10007
Customer inquiries: (319) 533-5276
Holding company: —
States served (1): Florida
FCC 499 Filer ID: 835255
Last filing: 4/1/2026

UPTIME365

Local Reseller

Agent for service of process: Mike Twumasi, UPTIME365 C/o STARTHUB, 1901 Pennsylvania Avenue NW, Suite 900, PMB 282, Washington, DC, 20006
Agent phone / fax: (404) 855-1994
Agent email: [email protected]
Headquarters: 235 Peachtree Street NE, ATLANTA, GA, 30303
Customer inquiries: (404) 855-1994
Holding company: —
States served (2): Georgia, Washington
FCC 499 Filer ID: 838688
Last filing: 4/1/2026

Upward Mobile LLC

Cellular/PCS/SMR

Also known as: Upward Mobile

Agent for service of process: Resident Agents Inc., 1717 N Street NW, Suite 1, Washington, DC, 20036
Agent phone / fax: (307) 200-2803
Agent email: [email protected]
Headquarters: 1696 Wilderness Ridge Dr, Milford, OH, 45150
Customer inquiries: (888) 269-9598
Holding company: —
States served (5): Indiana, Kentucky, Michigan, Ohio, West Virginia
FCC 499 Filer ID: 837577
Last filing: 4/1/2026

Upword Solutions Inc

Interconnected Voip

Also known as: Innovatek Solutions

Agent for service of process: Taylor Newman, Northwest Registered Agent Service, 1717 N Street NW, Ste 1, Washington, DC, 20036
Agent phone / fax: (509) 768-2249
Agent email: [email protected]
Headquarters: 201 Ditto Street, PO Box 251, Archbold, OH, 43502
Customer inquiries: (419) 445-8088
Holding company: —
States served (1): Ohio
FCC 499 Filer ID: 838132
Last filing: 4/1/2026

Urban Communications, Inc.

Wireless Data

Also known as: Urbancom.net

Agent for service of process: Not listed, Washington, DC
Agent phone / fax: Not listed
Agent email: Not listed
Headquarters: 5320 W 159th Street, Suite 503, Oak Forest, IL, 60452-3335
Customer inquiries: (708) 687-2090
Holding company: —
States served (1): Illinois
FCC 499 Filer ID: 828290
Last filing: 4/1/2026

Urban Networks Inc

Wireless Data

Agent for service of process: Washington DC Registered Agent LLC, 1717 N Street NW, STE 1, Washington, DC, 20036
Agent phone / fax: (202) 403-0599
Agent email: [email protected]
Headquarters: 1836 Calle Reina de las Flores, San Juan, PR, 00927
Customer inquiries: (787) 535-0806
Holding company: —
States served (1): Puerto Rico
FCC 499 Filer ID: 834945
Last filing: 4/1/2026

Ureka Solutions LLC

Interconnected Voip

Also known as: Ureka Solutions

Agent for service of process: Corporation Service Company, 1156 15th St NW, Suite 605, Washington, DC, 20005
Agent phone / fax: (202) 371-8090 · fax (202) 371-1945
Agent email: [email protected]
Headquarters: 1546 West Lemon Street, Tampa, FL, 33606
Customer inquiries: (941) 200-0552
Holding company: —
States served (12): Alabama, Arkansas, California, Florida, Louisiana, Michigan, Mississippi, Montana, Tennessee, Texas, Wisconsin, Wyoming
FCC 499 Filer ID: 836424
Last filing: 4/1/2026

URI Telecom Inc

Interconnected Voip

Agent for service of process: National Registered Agents, Inc., 1015 15th Street, NW, Suite 1000, Washington, DC, 20005
Agent phone / fax: (800) 550-6724
Agent email: [email protected]
Headquarters: 4305 NW 143rd Street, Oklahoma City, OK, 73134
Customer inquiries: (405) 520-5703
Holding company: —
States served (1): Oklahoma
FCC 499 Filer ID: 837116
Last filing: 4/1/2026

US Americom Business Systems, Inc

Interconnected Voip

Also known as: US Americom

Agent for service of process: Registered Agents, Inc, 1717 N Street NW, Washington, DC, 20036
Agent phone / fax: (307) 200-8303
Agent email: [email protected]
Headquarters: P.O.Box 5149, Scottsdale, AZ, 85261
Customer inquiries: (480) 951-2679
Holding company: —
States served (1): Arkansas
FCC 499 Filer ID: 838833
Last filing: 4/1/2026

US DIRECTORY ASSISTANCE, INC

Private Service Provider

Also known as: US DIRECTORY ASSISTANCE

Agent for service of process: Bill Havre, Washington DC Registered Agent LLC, 1717 N Street NW, STE 1, Washington, DC, 20036
Agent phone / fax: (202) 403-0599
Agent email: [email protected]
Headquarters: PO BOX 249, BARRINGTON, RI, 02806
Customer inquiries: (800) 966-8732
Holding company: —
States served (1): New Jersey
FCC 499 Filer ID: 830797
Last filing: 4/1/2026

US Internet Corp

Private Service Provider

Agent for service of process: InCorp Services, Inc, 1090 Vermont Ave NW, Suite 910, Washington, DC, 20005
Agent phone / fax: (800) 246-2677
Agent email: [email protected]
Headquarters: 12450 Wayzata Blvd, Suite 315, Minnetonka, MN, 55305
Customer inquiries: (952) 253-3200
Holding company: —
States served (20): Alabama, Arizona, California, Colorado, Florida, Georgia, Illinois, Indiana, Kansas, Kentucky, Massachusetts, Minnesota, New Jersey, New York, North Dakota, Oregon, South Dakota, Texas, Utah, Wisconsin
FCC 499 Filer ID: 829497
Last filing: 4/1/2026

US LEC Corp.- CONSOLIDATED

CAP/CLEC

Also known as: Windstream, US LEC Communications, LLC, US LEC of Alabama LLC, US LEC of Florida LLC, US LEC of Georgia LLC, US LEC of Maryland LLC, US LEC of North Carolina LLC, US Lec of Pennsylvania LLC, US LEC of Tennessee LLC, US LEC of Virginia LLC, US LEC of South Carolina LLC

Agent for service of process: Corporation Service Company, 1156 15th St NW, Suite 605, Washington, DC, 20005
Agent phone / fax: (302) 421-6100
Agent email: [email protected]
Headquarters: 4005 N Rodney Parham Rd, Little Rock, AR, 72212
Customer inquiries: (501) 748-6583
Holding company: Uniti Group Inc
States served (20): Alabama, Delaware, District of Columbia, Florida, Georgia, Indiana, Kentucky, Louisiana, Maryland, Mississippi, New Jersey, New York, North Carolina, Ohio, Pennsylvania, South Carolina, Tennessee, Texas, Virginia, West Virginia
FCC 499 Filer ID: 823964
Last filing: 4/1/2026

US Matrix Telecommunications Inc

Interconnected Voip

Agent for service of process: InCorp Services, Inc., 1100 H Street, N.W., Washington, DC, 20005
Agent phone / fax: (702) 866-2500 · fax (702) 866-2689
Agent email: [email protected]
Headquarters: 5550 Glades Road, Boca Raton, FL, 33431
Customer inquiries: (917) 636-5981
Holding company: —
States served (1): Florida
FCC 499 Filer ID: 831411
Last filing: 4/1/2026

US Mobile, Inc.

Cellular/PCS/SMR

Agent for service of process: Northwest Registered Agent, Northwest Registered Agent Service, Inc., 1717 N Street NW, Suite 1, Washington, DC, 20036
Agent phone / fax: (509) 768-2249 · fax (855) 330-1010
Agent email: [email protected]
Headquarters: 295 Madison Ave, 6th Floor, New York, NY, 10017
Customer inquiries: (878) 205-0088
Holding company: —
States served (52): Alabama, Alaska, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, District of Columbia, Florida, Georgia, Hawaii, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, Puerto Rico, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, Vermont, Virginia, Washington, West Virginia, Wisconsin, Wyoming
FCC 499 Filer ID: 830431
Last filing: 4/1/2026

US Signal Company, LLC

CAP/CLEC

Also known as: US Signal

Agent for service of process: Katherine Marshall, Potomac Law Group, P.L.L.C., 1300 Pennsylvania Avenue, NW, Suite 700, Washington, DC, 20004-5342
Agent phone / fax: (202) 304-3005 · fax (202) 318-7707
Agent email: [email protected]
Headquarters: 201 Ionia Avenue SW, Grand Rapids, MI, 49503
Customer inquiries: (616) 988-7000
Holding company: —
States served (11): Colorado, Illinois, Indiana, Iowa, Michigan, Minnesota, Missouri, New Jersey, Ohio, Virginia, Wisconsin
FCC 499 Filer ID: 822528
Last filing: 4/1/2026

US Telecom Networks

Operator Service Provider

Agent for service of process: Nathan Osbourne, Washington DC Registered Agent, 1717 N Street NW, Suite 1, Washington, DC, 20036
Agent phone / fax: (202) 403-0599
Agent email: [email protected]
Headquarters: 333 Mamaroneck Ave, Unit 272, White Plains, NY, 10605
Customer inquiries: (347) 705-0048
Holding company: —
States served (59): Alabama, Alaska, American Samoa, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, District of Columbia, Florida, Georgia, Guam, Hawaii, Idaho, Illinois, Indiana, Iowa, Johnston Atoll, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Midway Atoll, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Northern Mariana Islands, Ohio, Oklahoma, Oregon, Pennsylvania, Puerto Rico, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, US Virgin Islands, Vermont, Virginia, Wake Island, Washington, West Virginia, Wisconsin, Wyoming
FCC 499 Filer ID: 837104
Last filing: 4/1/2026

US Telephone & Telegraph

Interconnected Voip

Agent for service of process: National Registered Agents, Inc, 1015 15th Street Northwest, No 1000, Washington, DC, 20005
Agent phone / fax: (800) 550-6724 · fax (312) 346-3607
Agent email: [email protected]
Headquarters: 701 South Carson Street, Suite 200-4042, Carson City, NV, 89701
Customer inquiries: (302) 416-6997
Holding company: —
States served (1): Nevada
FCC 499 Filer ID: 830686
Last filing: 4/1/2026

US Teleport Holdco Inc.

Private Service Provider

Agent for service of process: Corporation Service Company, 1090 Vermont Avenue N.W., Washington, DC, 20005
Agent phone / fax: Not listed
Agent email: Not listed
Headquarters: 3200 S Sam Houston Pkwy E., Suite 140, Houston, TX, 77047
Customer inquiries: (832) 668-2743
Holding company: Speedcast Americas Inc.
States served (1): Florida
FCC 499 Filer ID: 839048
Last filing: 4/1/2026

US Voicecom, LLC

Interconnected Voip

Agent for service of process: NRAI Corporate Services, Inc., 1015 15th Street Northwest, Suite 1000, Washington, DC, 20005
Agent phone / fax: (800) 550-6724 · fax (312) 346-3607
Agent email: [email protected]
Headquarters: 1740 H Dell Range Blvd, Suite 281, Cheyenne, WY, 82009
Customer inquiries: (302) 416-6997
Holding company: —
States served (3): Delaware, Nevada, Wyoming
FCC 499 Filer ID: 830685
Last filing: 4/1/2026

US-Voip, Inc

Interconnected Voip

Agent for service of process: Washington DC Registered Agent LLC, 1717 N Street NW, STE 1, Washington, DC, 20036
Agent phone / fax: (202) 403-0599
Agent email: [email protected]
Headquarters: 43 Myrtle St, Rutherford, NJ, 07070
Customer inquiries: (973) 710-0200
Holding company: —
States served (1): New Jersey
FCC 499 Filer ID: 837413
Last filing: 4/1/2026

USA Digital Communications, Inc

Interconnected Voip

Also known as: USA Digital Communications, Inc.

Agent for service of process: Filings, Corporation Service Company, 1156 15th St NW, Suite 605, Washington, DC, 20005
Agent phone / fax: (202) 408-3121 · fax (202) 371-1945
Agent email: [email protected]
Headquarters: 11600 Broadway Extension, Suite 210, Oklahoma City, OK, 73114-6610
Customer inquiries: (800) 872-3787
Holding company: —
States served (44): Alabama, Alaska, Arizona, Arkansas, California, Colorado, Connecticut, District of Columbia, Florida, Georgia, Guam, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Jersey, New Mexico, New York, North Carolina, North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, Puerto Rico, South Carolina, Tennessee, Texas, Utah, Virginia, Washington, Wisconsin, Wyoming
FCC 499 Filer ID: 820620
Last filing: 4/1/2026

USA Mobile LLC

Cellular/PCS/SMR

Agent for service of process: Corporation Service Company, 1156 15th St NW, Suite 605, Washington, DC, 20005
Agent phone / fax: (202) 371-8090 · fax (202) 371-1945
Agent email: [email protected]
Headquarters: 418 Ocean Avenue, Laguna Beach, CA, 92651
Customer inquiries: (801) 801-2894
Holding company: —
States served (2): California, Nevada
FCC 499 Filer ID: 837308
Last filing: 4/1/2026

USCOC Nebraska/Kansas, LLC

Cellular/PCS/SMR

Also known as: U.S. Cellular

Agent for service of process: Peter Connolly, 800 17th St NW, Suite 1100, Washington, DC, 20006
Agent phone / fax: (202) 862-5989 · fax (202) 955-5564
Agent email: [email protected]
Headquarters: 525 Junction Road, Madison, WI, 53717-3486
Customer inquiries: (888) 944-9400
Holding company: United States Cellular Operating Company
States served (2): Kansas, Nebraska
FCC 499 Filer ID: 825693
Last filing: 4/1/2026

USCOC of Central Illinois, LLC

Cellular/PCS/SMR

Also known as: U.S. Cellular

Agent for service of process: Peter Connolly, 800 17th St NW, Suite 1100, Washington, DC, 20006
Agent phone / fax: (202) 862-5989 · fax (202) 955-5564
Agent email: [email protected]
Headquarters: 525 Junction Road, Madison, WI, 53717-3486
Customer inquiries: (883) 944-9400
Holding company: United States Cellular Operating Company
States served (1): Illinois
FCC 499 Filer ID: 821600
Last filing: 4/1/2026

USCOC of Cumberland, Inc.

Cellular/PCS/SMR

Also known as: U.S. Cellular, U.S.CELLULAR

Agent for service of process: Peter Connolly, 800 17th St NW, Suite 1100, Washington, DC, 20006
Agent phone / fax: (202) 862-5989 · fax (202) 955-5564
Agent email: [email protected]
Headquarters: 525 Junction Road, Madison, WI, 53717-3486
Customer inquiries: (888) 944-9400
Holding company: United States Cellular Operating Company
States served (2): Maryland, West Virginia
FCC 499 Filer ID: 802685
Last filing: 4/1/2026

USCOC of Greater Iowa, LLC

Cellular/PCS/SMR

Also known as: U.S. Cellular, US Cellular

Agent for service of process: Peter Connolly, 800 17th St NW, Suite 1100, Washington, DC, 20006
Agent phone / fax: (202) 862-5989 · fax (202) 955-5564
Agent email: [email protected]
Headquarters: 525 Junction Road, Madison, WI, 53717-3486
Customer inquiries: (888) 944-9400
Holding company: United States Cellular Operating Company
States served (3): Illinois, Iowa, Nebraska
FCC 499 Filer ID: 802641
Last filing: 4/1/2026

USCOC of Greater Missouri, LLC

Cellular/PCS/SMR

Also known as: United States Cellular, U.S. Cellular

Agent for service of process: Peter Connolly, 800 17th St NW, Suite 1100, Washington, DC, 20006
Agent phone / fax: (202) 862-5989 · fax (202) 955-5564
Agent email: [email protected]
Headquarters: 525 Junction Road, Madison, WI, 53717-3486
Customer inquiries: (888) 944-9400
Holding company: United States Cellular Operating Company
States served (1): Missouri
FCC 499 Filer ID: 802794
Last filing: 4/1/2026

USCOC of Greater North Carolina, LLC

Cellular/PCS/SMR

Also known as: U.S. Cellular, US Cellular

Agent for service of process: Peter Connolly, 800 17th St NW, Suite 1100, Washington, DC, 20006
Agent phone / fax: (202) 862-5989 · fax (202) 955-5564
Agent email: [email protected]
Headquarters: 525 Junction Road, Madison, WI, 53717-3486
Customer inquiries: (888) 944-9400
Holding company: United States Cellular Operating Company
States served (1): North Carolina
FCC 499 Filer ID: 802587
Last filing: 4/1/2026

USCOC of Greater Oklahoma, LLC

Cellular/PCS/SMR

Also known as: U.S. Cellular

Agent for service of process: Peter Connolly, 800 17th St NW, Suite 1100, Washington, DC, 20006
Agent phone / fax: (202) 862-5989 · fax (202) 955-5564
Agent email: [email protected]
Headquarters: 525 Junction Road, Madison, WI, 53717-3486
Customer inquiries: (888) 944-9400
Holding company: United States Cellular Operating Company
States served (1): Oklahoma
FCC 499 Filer ID: 802863
Last filing: 4/1/2026

USCOC of LaCrosse, LLC

Cellular/PCS/SMR

Also known as: U.S. Cellular

Agent for service of process: Peter Connolly, 800 17th St NW, Suite 1100, Washington, DC, 20006
Agent phone / fax: (202) 862-5989 · fax (202) 955-5564
Agent email: [email protected]
Headquarters: 525 Junction Road, Madison, WI, 53717-3486
Customer inquiries: (888) 944-9400
Holding company: United States Cellular Operating Company
States served (1): Wisconsin
FCC 499 Filer ID: 802704
Last filing: 4/1/2026

USCOC of Oregon RSA #5, Inc.

Cellular/PCS/SMR

Also known as: United States Cellular, U.S. Cellular

Agent for service of process: Peter Connolly, 800 17th St NW, Suite 1100, Washington, DC, 20006
Agent phone / fax: (202) 862-5989 · fax (202) 955-5564
Agent email: [email protected]
Headquarters: 525 Junction Road, Madison, WI, 53717-3486
Customer inquiries: (888) 944-9400
Holding company: United States Cellular Operating Company
States served (1): Oregon
FCC 499 Filer ID: 802785
Last filing: 4/1/2026

USCOC of Pennsylvania RSA #10-B2, Inc.

Cellular/PCS/SMR

Also known as: U.S. Cellular, US Cellular

Agent for service of process: Peter Connolly, 800 17th St NW, Suite 1100, Washington, DC, 20006
Agent phone / fax: (202) 862-5989 · fax (202) 955-5564
Agent email: [email protected]
Headquarters: 525 Junction Road, Madison, WI, 53717-3486
Customer inquiries: (888) 944-9400
Holding company: United States Cellular Operating Company
States served (1): Pennsylvania
FCC 499 Filer ID: 802611
Last filing: 4/1/2026

USCOC of Richland, Inc.

Cellular/PCS/SMR

Also known as: U.S. Cellular

Agent for service of process: Peter Connolly, 800 17th St NW, Suite 1100, Washington, DC, 20006
Agent phone / fax: (202) 862-5989 · fax (202) 955-5564
Agent email: [email protected]
Headquarters: 525 Junction Road, Madison, WI, 53717-3486
Customer inquiries: (888) 944-9400
Holding company: United States Cellular Operating Company
States served (1): Washington
FCC 499 Filer ID: 821504
Last filing: 4/1/2026

USCOC of South Carolina RSA #4, Inc.

Cellular/PCS/SMR

Also known as: United States Cellular, U.S. Cellular

Agent for service of process: Peter Connolly, 800 17th St NW, Suite 1100, Washington, DC, 20006
Agent phone / fax: (202) 862-5989 · fax (202) 955-5564
Agent email: [email protected]
Headquarters: 525 Junction Road, Madison, WI, 53717-3486
Customer inquiries: (888) 944-9400
Holding company: United States Cellular Operating Company
States served (1): South Carolina
FCC 499 Filer ID: 802731
Last filing: 4/1/2026

USCOC of Virginia RSA #3, Inc.

Cellular/PCS/SMR

Also known as: United States Cellular, U.S. Cellular

Agent for service of process: Peter Connolly, 800 17th St NW, Suite 1100, Washington, DC, 20006
Agent phone / fax: (202) 862-5989 · fax (202) 955-5564
Agent email: [email protected]
Headquarters: 525 Junction Road, Madison, WI, 53717-3486
Customer inquiries: (773) 399-8900
Holding company: United States Cellular Operating Company
States served (1): Virginia
FCC 499 Filer ID: 807699
Last filing: 4/1/2026

USCOC of Washington 4, Inc.

Cellular/PCS/SMR

Also known as: United States Cellular, U.S. Cellular

Agent for service of process: Peter Connolly, 800 17th St NW, Suite 1100, Washington, DC, 20006
Agent phone / fax: (202) 862-5989 · fax (202) 955-5564
Agent email: [email protected]
Headquarters: 525 Junction Road, Madison, WI, 53717-3486
Customer inquiries: (888) 944-9400
Holding company: United States Cellular Operating Company
States served (1): Washington
FCC 499 Filer ID: 802764
Last filing: 4/1/2026

User Centric , Inc.

Audio Bridge Service

Also known as: User Centric Communications, Inc.

Agent for service of process: TCS Corporate Services, Inc, 1090 Vermont Avenue, NW, Suite 910, Washington, DC, 20005
Agent phone / fax: (888) 603-3300 · fax (202) 783-0145
Agent email: [email protected]
Headquarters: 1505 Gates Avenue #2R, Brooklyn, NY, 11237
Customer inquiries: (212) 748-3602
Holding company: —
States served (1): New York
FCC 499 Filer ID: 824398
Last filing: 4/1/2025

USFon, Inc.

CAP/CLEC

Agent for service of process: Registered Agents Inc., 1717 N Street NW, STE 1, Washington, DC, 20036
Agent phone / fax: (307) 200-2803
Agent email: [email protected]
Headquarters: PO Box 1124, Rockdale, TX, 76567
Customer inquiries: (512) 888-1300
Holding company: —
States served (1): Texas
FCC 499 Filer ID: 827373
Last filing: 4/1/2026

USIPCOMMUNICATIONS, LLC

Interconnected Voip

Agent for service of process: Corporation Service Company, 1156 15th St NW, Suite 605, Washington, DC, 20005
Agent phone / fax: (202) 371-8090 · fax (202) 371-1945
Agent email: [email protected]
Headquarters: 3201 Northside Drive, Suite 109, Raleigh, NC, 27615
Customer inquiries: (800) 972-5004
Holding company: —
States served (47): Alabama, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, District of Columbia, Florida, Georgia, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, Vermont, Virginia, Washington, Wisconsin, Wyoming
FCC 499 Filer ID: 831055
Last filing: 4/1/2026

USPBX Communications

Interconnected Voip

Agent for service of process: Corporation Service Company, 1156 15th St NW, Suite 605, Washington, DC, 20005
Agent phone / fax: (202) 371-8090 · fax (202) 371-1945
Agent email: [email protected]
Headquarters: 6440 Sky Pointe Drive, Suite 140-430, Las Vegas, NV, 89131
Customer inquiries: (800) 887-1234
Holding company: —
States served (4): Arizona, Delaware, District of Columbia, Nevada
FCC 499 Filer ID: 837346
Last filing: 4/1/2026

USVOIPSOLS LLC

Interconnected Voip

Also known as: USVOIPSOLS

Agent for service of process: Registered Agents INC, Washington DC Registered Agent LLC, 1717 N Street NW, Suite 1, Washington, DC, 20036
Agent phone / fax: (202) 403-0599
Agent email: [email protected]
Headquarters: USVoipSols LLC, Dhayan Goraya MBR,, 3503 Upper Mill CT, Ellicot City, MD, 21043
Customer inquiries: (443) 443-5144
Holding company: —
States served (10): California, Delaware, Florida, Maryland, Michigan, Nevada, New York, Texas, Wisconsin, Wyoming
FCC 499 Filer ID: 836384
Last filing: 4/1/2026

USVOX, INC

Interconnected Voip

Agent for service of process: CliftonLarsonAllen LLP, 1025 Vermont Ave. NW, SUITE 1130, Washington, DC, 20005
Agent phone / fax: (833) 447-2829
Agent email: [email protected]
Headquarters: 8306 MILLS DRIVE #528, MIAMI, FL, 33183
Customer inquiries: (786) 275-5888
Holding company: —
States served (1): Florida
FCC 499 Filer ID: 836569
Last filing: 4/1/2026

UT Telecom LLC

Interconnected Voip

Agent for service of process: Telecom Compliance, 712 H St NE, Ste 1735, Washington, DC, 20002
Agent phone / fax: (786) 328-0700
Agent email: [email protected]
Headquarters: 311 Elm Street, Ste 270-1880, Cincinnati, OH, 45202
Customer inquiries: (201) 275-8441
Holding company: —
States served (1): Ohio
FCC 499 Filer ID: 836420
Last filing: 4/1/2026

UT&T LLC

Interconnected Voip

Also known as: Unlimited Technology & Telephone, UT&T, 50Tel

Agent for service of process: Sonya Cordell, Corporation Service Company, 1090 Vermont Ave NW, Washington, DC, 20005
Agent phone / fax: (800) 927-9801 · fax (302) 636-5454
Agent email: [email protected]
Headquarters: PO BOX 254, Spring Arbor, MI, 49283
Customer inquiries: (517) 544-0799
Holding company: —
States served (9): California, Colorado, Florida, Illinois, Indiana, Michigan, New York, Ohio, Texas
FCC 499 Filer ID: 828654
Last filing: 4/1/2026

UTC Long Distance, LLC

Interexchange Carrier

Also known as: UTC Long Distance

Agent for service of process: Caressa Bennet, Womble Bond Dickinson (US) LLP, 2001 K Street NW, Suite 400 South, Washington, DC, 20006
Agent phone / fax: (202) 857-4519 · fax (202) 261-0079
Agent email: [email protected]
Headquarters: PO Box 207, 120 Taylor Street, Chapel Hill, TN, 37034
Customer inquiries: (888) 870-5882
Holding company: UNITED COMMUNICATIONS HOLDINGS LLC
States served (1): Tennessee
FCC 499 Filer ID: 817236
Last filing: 4/1/2026

UTEL USA LLC

Interconnected Voip

Agent for service of process: M Kalani, Commercial Registered, 1150 Connecticut Ave N.W., Suite 900, Washington, DC, 20086
Agent phone / fax: (202) 403-0599 · fax (720) 870-0213
Agent email: [email protected]
Headquarters: 5925 E Evans Ave,, Suite 210, Denver, CO, 80222
Customer inquiries: (818) 456-5900
Holding company: —
States served (3): California, Colorado, District of Columbia
FCC 499 Filer ID: 837496
Last filing: 4/1/2026

UTELCO, Inc.

Incumbent LEC

Also known as: TDS Telecom

Agent for service of process: Mace Rosenstein, Covington & Burling LLP, Covington & Burling LLP, Mace Rosenstein, 1201 Pennsylvania Ave. NW, Washington, DC, 20004
Agent phone / fax: (202) 662-5460 · fax (202) 778-5460
Agent email: [email protected]
Headquarters: 525 Junction Rd, Madison, WI, 53717-2152
Customer inquiries: (608) 664-4000
Holding company: TDS Telecommunications Corporation
States served (1): Wisconsin
FCC 499 Filer ID: 801945
Last filing: 4/1/2026

Utilicom Network, LLC.

Interexchange Carrier

Agent for service of process: Thomas Crowe, Law Offices of Thomas K Crowe, PC, 1250 24th Street NW, Suite 300, Washington, DC, 20037
Agent phone / fax: (202) 263-3640 · fax (202) 263-3641
Agent email: [email protected]
Headquarters: 5668 FishHawk Crossing Blvd No 217, Lithia, FL, 33547
Customer inquiries: (813) 641-9400
Holding company: —
States served (1): Iowa
FCC 499 Filer ID: 825642
Last filing: 4/1/2025

Utilities One Inc

Shared-Tenant Service Provider

Also known as: Serghei Busmachiu

Agent for service of process: Not listed
Agent phone / fax: Not listed
Agent email: Not listed
Headquarters: 300 W Somerdale Rd, Suite 5e, Voorhees Township, NJ, 08043
Customer inquiries: (856) 412-8559
Holding company: —
States served (28): Alabama, Alaska, Arizona, Arkansas, California, Connecticut, Florida, Idaho, Illinois, Iowa, Louisiana, Massachusetts, Minnesota, Mississippi, Montana, Nebraska, Nevada, New Mexico, North Carolina, North Dakota, Oregon, South Carolina, South Dakota, Tennessee, Utah, Virginia, Washington, West Virginia
FCC 499 Filer ID: 838616
Last filing: 4/1/2025

Utility Telecom Group, LLC.

CAP/CLEC

Agent for service of process: Excelera, Inc, 1775 I Street, Suite 1150, Washington, DC, 20006
Agent phone / fax: (943) 888-0078 · fax (678) 681-7580
Agent email: [email protected]
Headquarters: 4210 Coronado Avenue, Stockton, CA, 95204
Customer inquiries: (209) 940-1000
Holding company: Utility Telephone, Inc.
States served (21): Arizona, California, Colorado, Florida, Georgia, Illinois, Indiana, Kentucky, Massachusetts, Michigan, Missouri, Nevada, New Jersey, New Mexico, New York, Ohio, Pennsylvania, South Carolina, Texas, Utah, Washington
FCC 499 Filer ID: 831297
Last filing: 4/1/2026

Utility Telephone, Inc.

CAP/CLEC

Also known as: Utility Telephone

Agent for service of process: Corporation Service Company, 1090 Vermont Ave NW, Washington, DC, 20005
Agent phone / fax: (202) 371-8090 · fax (202) 371-1945
Agent email: [email protected]
Headquarters: PO Box 8489, Stockton, CA, 95208
Customer inquiries: (877) 965-7800
Holding company: —
States served (2): California, Nevada
FCC 499 Filer ID: 821574
Last filing: 4/1/2026

UVNV, LLC

Cellular/PCS/SMR

Also known as: UVNV, Inc., Ultra Mobile, Plum

Agent for service of process: Gary Grinham, CSC Global, 1156 15th St. NW, Suite 605, Washington, DC, 20005
Agent phone / fax: (800) 927-9801
Agent email: [email protected]
Headquarters: 12920 SW 38th Street, Bellevue, WA, 98006
Customer inquiries: (309) 945-9158
Holding company: T-Mobile USA, Inc.
States served (53): Alabama, Alaska, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, District of Columbia, Florida, Georgia, Hawaii, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, Puerto Rico, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, US Virgin Islands, Vermont, Virginia, Washington, West Virginia, Wisconsin, Wyoming
FCC 499 Filer ID: 829369
Last filing: 4/1/2026

Uvoice USA, LLC

Interconnected Voip

Agent for service of process: Corporation Service Company, 1156 15th St NW, Suite 605, Washington, DC, 20005
Agent phone / fax: (202) 371-8090 · fax (202) 371-1945
Agent email: [email protected]
Headquarters: 504 Main Street, Farmington, CT, 06032
Customer inquiries: (860) 656-1000
Holding company: —
States served (23): Alabama, Arizona, California, Colorado, Connecticut, Delaware, District of Columbia, Florida, Illinois, Maine, Massachusetts, Michigan, New Hampshire, New Jersey, New York, Ohio, Oregon, Pennsylvania, Rhode Island, Tennessee, Texas, Vermont, Washington
FCC 499 Filer ID: 832997
Last filing: 4/1/2026

UVXC, LLC

Interconnected Voip

Also known as: UVX Cloud

Agent for service of process: Orvin Moore, CliftonLarsonAllen LLP, 1025 Vermont Ave., NW, Suite 1130, Washington, DC, 20005
Agent phone / fax: (678) 203-0271 · fax (404) 262-3271
Agent email: [email protected]
Headquarters: PO Box 3450, Harlingen, TX, 78551
Customer inquiries: (844) 914-8702
Holding company: —
States served (1): Texas
FCC 499 Filer ID: 833701
Last filing: 4/1/2026

Independent reference compiled from the public FCC Form 499 Filer Database for study and investigative use. Ministry of Cyber Affairs is not a government body and does not represent any listed provider. See the US directory overview for how to use the agent for service of process, and the directory hub for other countries.