31077 -- U.S. ZIP code Municipality (1990): RHINE, Georgia All ZIPs for this municipality (1990): 31077 Population (2000): 1172 Housing Units (2000): 625 Land area (2000): 106.845117 sq. miles (276.727570 sq. km) Water area (2000): 0.643068 sq. miles (1.665539 sq. km) Total area (2000): 107.488185 sq. miles (278.393109 sq. km) Located within: Georgia (GA) Location: 31.953407 N, 83.180588 W