61772 -- U.S. ZIP code Municipality (1990): SHIRLEY, Illinois All ZIPs for this municipality (1990): 61772 Population (2000): 388 Housing Units (2000): 160 Land area (2000): 24.351520 sq. miles (63.070144 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 24.351520 sq. miles (63.070144 sq. km) Located within: Illinois (IL) Location: 40.399689 N, 89.060887 W