ISP & Telecom Directory · United States

Business Telecommunication Systems Inc.

Business Telecommunication Systems Inc. is an Interconnected Voip 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.

Business Telecommunication Systems Inc.

Interconnected Voip

Also known as: Business Telecommunication Systems LLC

Agent for service of process: Andrew Hackett, Cogency Global Inc, Cogency Global Inc, Building, 1025 Connecticut Ave. N.W., Ste. 712, Washington, DC, 20036
Agent phone / fax: (800) 483-1140 · fax (800) 253-5177
Agent email: [email protected]
Headquarters: Business Telecommunication Systems, Building, 549 W. Bateman Circle, Corona, CA, 92878
Customer inquiries: (951) 272-3100
Holding company: —
States served (1): California
FCC 499 Filer ID: 835638
Last filing: 4/1/2025

Sending a lawful request to Business Telecommunication Systems Inc.

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 Business Telecommunication Systems Inc.. Names and contact details are reproduced as published by the regulator.