31783 -- U.S. ZIP code Municipality (1990): REBECCA, Georgia All ZIPs for this municipality (1990): 31783 Population (2000): 1164 Housing Units (2000): 512 Land area (2000): 88.382437 sq. miles (228.909451 sq. km) Water area (2000): 1.353101 sq. miles (3.504516 sq. km) Total area (2000): 89.735538 sq. miles (232.413967 sq. km) Located within: Georgia (GA) Location: 31.767986 N, 83.473259 W