🇺🇸 United States · North America
muuny O'Fallon
O'Fallon is a city or local place in United States with about 85,040 residents in the Missouri region.
Facts
Population85,040
RegionMissouri
CountryUnited States
Coordinates38.811, -90.700
Source: GeoNames allCountries/countryInfo/admin1CodesASCII · Updated: 2026-04-28