AT&T Internet- Go to your myAT&T Profile.
- Select Sign-in info. You'll find your full name and user ID in the User ID section.
DSL and free email
In myAT&T, you'll find the account owner's full name, member ID or user ID (AT&T email address), domain, ZIP Code, nickname, and status. You'll also see any subaccounts associated with the email address.
- Go to your myAT&T Profile and choose Contact info.
- Select Email.
- Scroll to Free AT&T email account and choose Manage.
- Choose Manage Sub-Accounts to get your account number.
Sub-accounts- Go to your myAT&T Profile.
- Select Online security info and look under User ID to find your full name, user ID, and domain.