ISP & Telecom Directory · United States

International Telcom, Ltd

International Telcom, Ltd is a CAP/CLEC in United States, listed in the FCC register. The contact details below are reproduced from that register as of August 2026; verify against the live register before serving legal process.

International Telcom, Ltd

CAP/CLEC

Also known as: Kallback, Kallcents, Faxaway, Kall8, Kallcents, Kallback, Kall8, Maxtel, Netsource

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: 200 W Mercer St. Suite 202, Seattle, WA, 98119
Customer inquiries: (800) 959-5255
Holding company: —
States served (52): Alabama, Alaska, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, District of Columbia, Florida, Georgia, Hawaii, Idaho, Illinois, Indiana, Iowa, Kansas, 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, Wake Island, Washington, West Virginia, Wisconsin, Wyoming
FCC 499 Filer ID: 811580
Last filing: 4/1/2026

Sending a lawful request to International Telcom, Ltd

Serve subpoenas, court orders and preservation letters on the agent for service of process named below; registered-agent firms forward to the company's legal team. Requests from outside the United States go through the MLAT or CLOUD Act route. For the procedure and legal basis in United States, see the investigator guides; for platform and app data requests, the LERS portal guides.

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Source: FCC Form 499 Filer Database. Independent reference for study and investigative use; Ministry of Cyber Affairs is not a government body and does not represent International Telcom, Ltd. Names and contact details are reproduced as published by the regulator.