30062 -- U.S. ZIP code Municipality (1990): MARIETTA, Georgia All ZIPs for this municipality (1990): 30060 30062 30064 30066 30067 30068 Population (2000): 61674 Housing Units (2000): 22482 Land area (2000): 26.240529 sq. miles (67.962654 sq. km) Water area (2000): 0.242035 sq. miles (0.626869 sq. km) Total area (2000): 26.482564 sq. miles (68.589523 sq. km) Located within: Georgia (GA) Location: 33.996050 N, 84.474649 W