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Company Contact Information


These companies have registered with the Michigan Public Service Commission (MPSC) per Commission Order U-11900 and Sec. 211a of the Michigan Telecommunications Act (MTA)

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Company Contact: Altigen Communications, Inc.
670 N. McCarthy, Suite 200
Milpitas, California 95035, United States
 (408) 597-9000
 (408) 597-9020
 regulatory@csilongwood.com
 https://www.altigen.com/
Customer Contact: Carolyn David
670 N. McCarthy, Suite 200
Milpitas, California 95035, United States
 (408) 597-9000
  
 carolyn.david@altigen.com
DBA:
Registered as: Voice Over Internet Protocol Provider (VoIP)