30122 -- U.S. ZIP code Population (2000): 16207 Housing Units (2000): 6860 Land area (2000): 23.620554 sq. miles (61.176951 sq. km) Water area (2000): 0.071230 sq. miles (0.184486 sq. km) Total area (2000): 23.691784 sq. miles (61.361437 sq. km) Located within: Georgia (GA) Location: 33.776137 N, 84.644848 W