30045 -- U.S. ZIP code Population (2000): 36769 Housing Units (2000): 13049 Land area (2000): 37.623086 sq. miles (97.443340 sq. km) Water area (2000): 0.056368 sq. miles (0.145992 sq. km) Total area (2000): 37.679454 sq. miles (97.589332 sq. km) Located within: Georgia (GA) Location: 33.949054 N, 83.985658 W