31605 -- U.S. ZIP code Population (2000): 14497 Housing Units (2000): 5748 Land area (2000): 49.145825 sq. miles (127.287098 sq. km) Water area (2000): 0.413279 sq. miles (1.070387 sq. km) Total area (2000): 49.559104 sq. miles (128.357485 sq. km) Located within: Georgia (GA) Location: 30.922050 N, 83.253324 W