BellSouth, LLC is an American telecommunications holding corporation headquartered in Atlanta, Georgia. In this essay, you will learn everything you need to know about Bellsouth.net Email Settings. To configure any Email Client, it is necessary to know the correct information about IMAP, SMTP, and POP Server. Bellsouth.net (AT&T) provides IMAP access to your Bellsouth.net (AT&T) account, So you can easily set up a Bellsouth Webmail Account to other Email apps/clients are Gmail, Outlook, Thunderbird or Mobile devices Android, iPhone, etc. If that doesn't work, we recommend that you Please contact our Bellsouth tech support team at +1(833)-836-0944 or visit our official website.