31081 -- U.S. ZIP code Municipality (1990): RUPERT, Georgia All ZIPs for this municipality (1990): 31081 Population (2000): 185 Housing Units (2000): 116 Land area (2000): 37.486345 sq. miles (97.089185 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 37.486345 sq. miles (97.089185 sq. km) Located within: Georgia (GA) Location: 32.419094 N, 84.284751 W