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U.S. ZIP Code 63366
5-digit United States postal code #63366, O Fallon, MO
ZIP code 63366 is located in the city (place name) O Fallon, сounty St. Charles in the state of Missouri. The population in ZIP code 63366 is 46175 and the population density is 259.3. ZIP code 63366 refers to сounty St. Charles having сounty FIPS 29183, the ratio of people from different counties in this ZIP code is as follows: all county weights - 29183: 100%. In the area of the ZIP code 63366 valid time zone America/Chicago.
ZIP: 63366
County: St. Charles
Place Name: O Fallon
State: Missouri
State Abbreviation: MO
Coordinates: 38° 51' 33.912" N, 90° 43' 13.008" W
Latitude: 38.859420000000
Longitude: -90.720280000000
Population: 46175
Density: 259.3/km2
Time zone: America/Chicago
County FIPS: 29183
All county weights: 29183: 100%