Thank you for choosing GoPhone from AT&T!
If you already have a phone number assigned and just need to add money to your account, go to Manage Your Account.
To activate your new GoPhone service, enter your AT&T SIM card number and select Continue.
The SIM Card number is located on the credit card sized plastic card that came with your device. It has a small punch-out card in the middle - this punchout is the actual SIM card. The SIM Card number is printed under the barcode as shown below and starts with the numbers '89'.
Find SIM Card Number
You can find the SIM Card number on the outside of the package on a white label with bar codes. Look for the letters "ICCID" and then a long number.
You can also find the SIM Card number by following these steps:
- Turn off your device.
- Take the battery cover off the back of device.
- Remove the battery and look for a small rectangle card.
- Look for a number printed on the card starting with the numbers 89. This is your SIM Card number.
Need a SIM Card?
It's easy! Just go to an AT&T store to purchase a new one.