31032 -- U.S. ZIP code Municipality (1990): GRAY, Georgia All ZIPs for this municipality (1990): 31032 Population (2000): 10626 Housing Units (2000): 4057 Land area (2000): 157.513914 sq. miles (407.959148 sq. km) Water area (2000): 0.371386 sq. miles (0.961886 sq. km) Total area (2000): 157.885300 sq. miles (408.921034 sq. km) Located within: Georgia (GA) Location: 33.003455 N, 83.550782 W