SBCglobal Login:- To get online access to your SBCglobal account, go to the Yahoo mail Att.net login page and log in. SBCglobal.net mail has been absorbed by ATT. And, thanks to a collaboration between ATT Internet services and Yahoo, the aforementioned att.net mail is available via Yahoo. As a result, if you check for SBCglobal, you'll be taken to the Yahoo mail /att.net mail login tab. To access your account, go to the Yahoo Mail Att.net login page and enter your ATT ID/ATT email address, as well as your password.