31781 -- U.S. ZIP code Municipality (1990): POULAN, Georgia All ZIPs for this municipality (1990): 31781 Population (2000): 1605 Housing Units (2000): 656 Land area (2000): 25.128828 sq. miles (65.083363 sq. km) Water area (2000): 0.289052 sq. miles (0.748642 sq. km) Total area (2000): 25.417880 sq. miles (65.832005 sq. km) Located within: Georgia (GA) Location: 31.526584 N, 83.790257 W