Please indicate the calls in question on a copy of your bill. You may send the information to us by fax or online investigation form.

All inquiries will be responded to via fax or e-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