- O'Fallon
- O'Fallon, MO -- U.S. city in MissouriPopulation (2000): 46169Housing Units (2000): 15920Land area (2000): 22.467702 sq. miles (58.191079 sq. km)Water area (2000): 0.006537 sq. miles (0.016932 sq. km)Total area (2000): 22.474239 sq. miles (58.208011 sq. km)FIPS code: 54074Located within: Missouri (MO), FIPS 29Location: 38.784358 N, 90.708004 WZIP Codes (1990):Note: some ZIP codes may be omitted esp. for suburbs.Headwords:O'Fallon, MOO'FallonO'Fallon, IL -- U.S. city in IllinoisPopulation (2000): 21910Housing Units (2000): 8626Land 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: 55249Located within: Illinois (IL), FIPS 17Location: 38.591549 N, 89.912000 WZIP Codes (1990):Note: some ZIP codes may be omitted esp. for suburbs.Headwords:O'Fallon, ILO'Fallon
StarDict's U.S. Gazetteer Places. 2013.