O'Fallon

St. Charles CountyMissouri

www.ofallon.mo.us Map
Population
89,769 (2020)
Type
City
Area
30.5 sq mi (79 km²), 0 sq mi water
Government
CITY OF O'FALLON
Government office
100 N MAIN ST, O FALLON, MO 63366
An unhandled error has occurred. Reload 🗙