A BellSouth email address can be conveniently configured via Bellsouth Email Settings to several email clients, including Mozilla Thunderbird, Microsoft Outlook and Mac Mail, etc. Each platform will have a different account development process, but the necessary details will be identical across all platforms. With the merger of BellSouth with prominent email service provider AT&T in 2006, email customers are still able to use their "bellsouth.net" addresses while new users are being issued addresses directly from AT&T. For Bellsouth Email Settings, customize Email Settings to Bellsouth. For Mozilla Thunderbird, Microsoft Outlook and Mac Mail, etc., you can use Bellsouth. Net Email Settings and view your emails or read online using AT&T's webmail app.