31217 -- U.S. ZIP code Population (2000): 19121 Housing Units (2000): 7524 Land area (2000): 98.476572 sq. miles (255.053140 sq. km) Water area (2000): 0.337288 sq. miles (0.873571 sq. km) Total area (2000): 98.813860 sq. miles (255.926711 sq. km) Located within: Georgia (GA) Location: 32.839005 N, 83.567497 W