31709 -- U.S. ZIP code Municipality (1990): GEORGIA SOUTHWES, Georgia All ZIPs for this municipality (1990): 31709 Population (2000): 27000 Housing Units (2000): 10877 Land area (2000): 242.967809 sq. miles (629.283709 sq. km) Water area (2000): 1.277894 sq. miles (3.309731 sq. km) Total area (2000): 244.245703 sq. miles (632.593440 sq. km) Located within: Georgia (GA) Location: 32.071641 N, 84.219422 W