60104 -- U.S. ZIP code Municipality (1990): BELLWOOD, Illinois All ZIPs for this municipality (1990): 60104 Population (2000): 20571 Housing Units (2000): 6685 Land area (2000): 2.470346 sq. miles (6.398167 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 2.470346 sq. miles (6.398167 sq. km) Located within: Illinois (IL) Location: 41.882924 N, 87.876428 W