Piper City, IL -- U.S. village in Illinois Population (2000): 781 Housing Units (2000): 332 Land area (2000): 0.554229 sq. miles (1.435446 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.554229 sq. miles (1.435446 sq. km) FIPS code: 60079 Located within: Illinois (IL), FIPS 17 Location: 40.756749 N, 88.189560 W ZIP Codes (1990): 60959 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Piper City, IL Piper City