31625 -- U.S. ZIP code Municipality (1990): BARNEY, Georgia All ZIPs for this municipality (1990): 31625 Population (2000): 1113 Housing Units (2000): 504 Land area (2000): 63.099313 sq. miles (163.426464 sq. km) Water area (2000): 0.411369 sq. miles (1.065442 sq. km) Total area (2000): 63.510682 sq. miles (164.491906 sq. km) Located within: Georgia (GA) Location: 31.003274 N, 83.528203 W