31746 -- U.S. ZIP code Municipality (1990): EDISON, Georgia All ZIPs for this municipality (1990): 31746 Population (2000): 2027 Housing Units (2000): 886 Land area (2000): 58.676391 sq. miles (151.971148 sq. km) Water area (2000): 0.284856 sq. miles (0.737773 sq. km) Total area (2000): 58.961247 sq. miles (152.708921 sq. km) Located within: Georgia (GA) Location: 31.563327 N, 84.758691 W