60002 -- U.S. ZIP code Municipality (1990): ANTIOCH, Illinois All ZIPs for this municipality (1990): 60002 Population (2000): 19442 Housing Units (2000): 8197 Land area (2000): 33.635572 sq. miles (87.115729 sq. km) Water area (2000): 1.165375 sq. miles (3.018306 sq. km) Total area (2000): 34.800947 sq. miles (90.134035 sq. km) Located within: Illinois (IL) Location: 42.466170 N, 88.099955 W