Log into att.com using the user name and password provided when you opened your AT&T internet account.
Select "Internet" from the MyAT&T tab.
Scroll down to E-mail Accounts. ...
Click on "Add a Sub-Account."
Click the "Accept" button to agree to AT&T's terms of service and privacy policy.
SBCglobal Email | SBC global | SBCglobal Mail Settings
