61425 -- U.S. ZIP code Municipality (1990): CARMAN, Illinois All ZIPs for this municipality (1990): 61425 Population (2000): 743 Housing Units (2000): 535 Land area (2000): 41.605655 sq. miles (107.758148 sq. km) Water area (2000): 1.316245 sq. miles (3.409060 sq. km) Total area (2000): 42.921900 sq. miles (111.167208 sq. km) Located within: Illinois (IL) Location: 40.778519 N, 91.059024 W