31301 -- U.S. ZIP code Municipality (1990): ALLENHURST, Georgia All ZIPs for this municipality (1990): 31301 Population (2000): 4396 Housing Units (2000): 1823 Land area (2000): 23.589543 sq. miles (61.096633 sq. km) Water area (2000): 0.017564 sq. miles (0.045490 sq. km) Total area (2000): 23.607107 sq. miles (61.142123 sq. km) Located within: Georgia (GA) Location: 31.764663 N, 81.609807 W