61073 -- U.S. ZIP code Municipality (1990): ROSCOE, Illinois All ZIPs for this municipality (1990): 61073 Population (2000): 15981 Housing Units (2000): 5623 Land area (2000): 32.727359 sq. miles (84.763467 sq. km) Water area (2000): 0.138769 sq. miles (0.359410 sq. km) Total area (2000): 32.866128 sq. miles (85.122877 sq. km) Located within: Illinois (IL) Location: 42.419097 N, 89.004071 W