31798 -- U.S. ZIP code Municipality (1990): WRAY, Georgia All ZIPs for this municipality (1990): 31798 Population (2000): 890 Housing Units (2000): 422 Land area (2000): 73.063959 sq. miles (189.234776 sq. km) Water area (2000): 1.024223 sq. miles (2.652724 sq. km) Total area (2000): 74.088182 sq. miles (191.887500 sq. km) Located within: Georgia (GA) Location: 31.621764 N, 83.055020 W