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:	AT&T Enterprises, LLC One AT&T Corp. Bedminster, New Jersey 07921, United States Phone:  (630) 460-5833 Fax:    Email:  sb1621@att.com Website:
Customer Contact:	AT&T Customer Service 208 S Akard St. 25th floor Dallas, Texas 75202, United States Phone:  (800) 222-0300 Fax:    Email:  att_regulatory_referrals@amcustomercare.att-mail.com
DBA:
Registered as:	Competitive Access Provider (CAP) Competitive Local Exchange Carrier (CLEC) Interexchange Carrier (IXC) Operator Service Provider (OSP) Voice Over Internet Protocol Provider (VoIP)