30456 -- U.S. ZIP code Municipality (1990): SARDIS, Georgia All ZIPs for this municipality (1990): 30456 Population (2000): 2044 Housing Units (2000): 885 Land area (2000): 79.414544 sq. miles (205.682716 sq. km) Water area (2000): 0.183269 sq. miles (0.474664 sq. km) Total area (2000): 79.597813 sq. miles (206.157380 sq. km) Located within: Georgia (GA) Location: 32.969028 N, 81.793962 W