Company Contact Information

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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:	OnStar, LLC 300 Renaissance Center MC: 482-C14-C66 Detroit, Michigan 48265, United States Phone:  (313) 657-8680 Fax:  (313) 665-4125 Email:  onstar_tax@gm.com Website:
Customer Contact:	OnStar Subscriber Services PO Box 1027 Warren, Michigan 48090-1027, United States Phone:  (888) 466-7827 Fax:    Email:  customercare@onstar.com
DBA:
Registered as:	Wireless Provider Type: Mobile