How Do I Find My At&t Gophone Account Number. Porting from ATT GoPhone Helpful Hints. To get your ATT PREPAID account number youll need to call us at 8009019878 611 from your ATT.

Use an ATT PREPAID card. Open the settings menu on your phone. The value of the variable data-user-account-ctn is your account number.
Select Make a Payment.
AutoPay Set up AutoPay so your plan automatically renews. When someone answers ask for the account number directly and the representative is going to talk arround but at the end he is going to give you the number. Dial a 0 cero so you can get a human representative. Although your GoPhone account information on ATTs web site does not display an account number you actually DO have one and you need to know it to port.

