O'Fallon, IL -- U.S. city in Illinois
Population (2000): 21910
Housing Units (2000): 8626
Land area (2000): 10.913309 sq. miles (28.265340 sq. km)
Water area (2000): 0.011844 sq. miles (0.030675 sq. km)
Total area (2000): 10.925153 sq. miles (28.296015 sq. km)
FIPS code: 55249
Located within: Illinois (IL), FIPS 17
Location: 38.591549 N, 89.912000 W
ZIP Codes (1990):
Note: some ZIP codes may be omitted esp. for suburbs.
Headwords:
O'Fallon, IL
O'Fallon