31822 -- U.S. ZIP code Municipality (1990): PINE MOUNTAIN, Georgia All ZIPs for this municipality (1990): 31822 Population (2000): 4844 Housing Units (2000): 2462 Land area (2000): 113.604863 sq. miles (294.235233 sq. km) Water area (2000): 0.764075 sq. miles (1.978945 sq. km) Total area (2000): 114.368938 sq. miles (296.214178 sq. km) Located within: Georgia (GA) Location: 32.867211 N, 84.884379 W