30019 -- U.S. ZIP code Population (2000): 19703 Housing Units (2000): 6851 Land area (2000): 50.761792 sq. miles (131.472433 sq. km) Water area (2000): 0.010111 sq. miles (0.026188 sq. km) Total area (2000): 50.771903 sq. miles (131.498621 sq. km) Located within: Georgia (GA) Location: 33.981721 N, 83.883024 W