Check out East Alabama Gun Club, Moss Branch Gun Club, Steel City Gun Club, River Bend GC, South River Gun Club, Cherokee Gun Club, and Creekside Firing Range. All have great matches and are within several hours.
Fo USPSA stuff, check out http://georgiaipsc.com/ . It has posts about Soth River Gun Club USPSA matches, but also list dates/ links for others...
http://www.gadpa.com/ will cover IDPA needs in Georgia
Creekside has some fun multigun matches.
Steel City in Alabama for Tac Rifle
East Alabama for Tac Rifle and Tac Shotgun matches...