SBCGlobal email services are being administered by AT&T. Now, SBCGlobal email users can log in to their accounts using the att.net email login page by typing ‘Att.net’. Along with it, the SBCGlobal.net email can be accessed using the official login page of Yahoo Mail. To access your Sbcglobal.net email account with an email client like Outlook, Thunderbird, or on your Smartphone, Using the proper IMAP, POP3, or SMTP Settings. The Incoming Server: is imap.mail.att.net or inbound.att.net. Incoming Server Port: 993 (for IMAP) or 995 (for POP3). The Outgoing Server: smtp.mail.att.net or outbound.att.net. Outgoing Server Port: 465. SSL: On for both incoming and outgoing servers. Authentication: Your Username and password for both the incoming and outgoing servers.