ISP & Telecom Directory · United States

Test X LLC

Test X LLC 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.

Test X LLC

Interconnected Voip

Also known as: FutureVoice

Agent for service of process: Cary Devorsetz, District Registered Agent Services Inc, 1025 Connecticut Ave NW, Ste 615, Washington, DC, 20036
Agent phone / fax: (202) 969-8223 · fax (202) 969-8224
Agent email: [email protected]
Headquarters: 1057 First Street, Rockville, MD, 20850
Customer inquiries: (410) 820-9980
Holding company: —
States served (3): District of Columbia, Maryland, Virginia
FCC 499 Filer ID: 829495
Last filing: 4/1/2026

Sending a lawful request to Test X LLC

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 Test X LLC. Names and contact details are reproduced as published by the regulator.