30553 -- U.S. ZIP code Municipality (1990): LAVONIA, Georgia All ZIPs for this municipality (1990): 30553 Population (2000): 6738 Housing Units (2000): 3781 Land area (2000): 61.283271 sq. miles (158.722936 sq. km) Water area (2000): 0.133655 sq. miles (0.346166 sq. km) Total area (2000): 61.416926 sq. miles (159.069102 sq. km) Located within: Georgia (GA) Location: 34.450501 N, 83.094484 W