To determine who owns the number(s) you do not recognize, follow these simple steps:

• Indicate the calls in question on a copy of your bill
• Send the information to us by fax, mail, or online investigation form.

All inquiries will be responded to via fax, e-mail, or U.S. Mail within three (3) business days of receipt of the information. Please be sure to include your name, daytime telephone number, fax number or e-mail address for a prompt response.

AT&T
c/o Correspondence
PO Box 6781
Mesa, AZ 85207