Information needed to register for myAT&T for Business

You only need a couple items to register online.

Register for myAT&T for Business

To register for myAT&T for Business you will need the following information:
  • Your main phone number.
  • An Online Registration Validation Code provided to you by AT&T.

In order to obtain your Online Registration Validation Code, you will need to provide the following information:
  • The main phone number.
  • The 3-digit customer code, which can be found on your bill following your main phone number.
  • The billing address ZIP Code.

Register now!
Last updated: January 5, 2024