AT&T Phone Activation helps you activate your phones, there are several choices at www.ATT.com/Activations (Click the link in Reference Links at the bottom of this page to be redirected to target page).
AT&T Phone Activation Instructions
There are several activation choices:
- New customer or add a line
- Upgrade phone or activate a new SIM card
- Add a line and upgrade a phone
- Pay as you go GoPhone program
For the first 3 activation types, you need to enter the 10-digit wireless number, verification method – billing or shipping zip code, last four digits of social security number and last four digits of tax ID number and verification number. If you have more than one phone number associated with your account, you will be able to activate all of your numbers Activation webpage. If you are transferring your phone number from another carrier, please call 866-895-1099 to complete your activation.
Activate your phone at www.ATT.com/Activations.