Tom Petty I don't consider them Southern rock.
Early 38 special
Outlaws of course
Sea Level - can't tell you how good this band is
http://en.wikipedia.org/wiki/Sea_Level_(band) Thinking mans southern rock, fantastic stuff if you like that Allman Bros. you will like them, a few former members. Got all their albums on vinyl soon to be on CD I hope.
Winter Bros. band
Atlanta Rhythm Section another fantastic talented band and awesome in concert
http://en.wikipedia.org/wiki/Atlanta_Rhythm_Section
Rossington-Collins Band
Blackfoot
Henry Paul Band
Wet Willie
Black oak Arkansas I guess go jim dandy
Molly Hatchet to become Gator Country
plus the ones already mentioned above
Threaded Mode