31794 -- U.S. ZIP code Municipality (1990): ABAC, Georgia All ZIPs for this municipality (1990): 31794 Population (2000): 34192 Housing Units (2000): 13773 Land area (2000): 215.097086 sq. miles (557.098871 sq. km) Water area (2000): 3.170539 sq. miles (8.211658 sq. km) Total area (2000): 218.267625 sq. miles (565.310529 sq. km) Located within: Georgia (GA) Location: 31.459666 N, 83.510831 W