ISP & Telecom Directory · United States

Fort Mill Telephone Company dba Comporium Communic

Fort Mill Telephone Company dba Comporium Communic is an Incumbent LEC 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.

Fort Mill Telephone Company dba Comporium Communic

Incumbent LEC

Also known as: Comporium Communications, Fort Mill Telephone Company, FMTC.net, FMTC Long Distance, Comporium.net

Agent for service of process: Sylvia Lesse, Communications Advisory Counsel, 5151 Wisconsin Avenue NW, Suite311, Washington, DC, 20016
Agent phone / fax: (202) 333-5273 · fax (202) 333-5274
Agent email: [email protected]
Headquarters: PO Box 470, Rock Hill, SC, 29731-2100
Customer inquiries: (803) 548-9011
Holding company: COMPORIUM INC
States served (1): South Carolina
FCC 499 Filer ID: 803655
Last filing: 4/1/2026

Sending a lawful request to Fort Mill Telephone Company dba Comporium Communic

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 Fort Mill Telephone Company dba Comporium Communic. Names and contact details are reproduced as published by the regulator.