Please check that your messages are being addressed properly. In order to verify and view your att.net Mail address, please do the following:
Please note: If you are an international att.net Mail customer, you may have been assigned a att.net Mail address with a domain specific to the country you indicated on your registration form. att.net Mail offers email addresses with several domains, for example:
If a message was sent to you with the incorrect country domain, the message may be returned to the sender.