O Fallon is the actual or alternate city name associated with 4 ZIP Codes by the US Postal Service.
Select a particular O Fallon ZIP Code to view a more detailed map and the number of Business, Residential, and PO Box addresses for that ZIP Code. The Residential addresses are segmented by both Single and Multi-family addessses.
Each individual O Fallon ZIP Code profile also includes Demographic Data including Population, Housing, Income, Households, and Growth Rates.Photos of the local O Fallon, MO area
|O Fallon, MO - Standard ZIP Codes|
|63366 63367 63368 63376|
The O Fallon ZIP Code maps and basic ZIP Code information such as the number of Business, Residential and PO Box addresses in the ZIP Code are updated 4 times per year. Last update: August 1, 2017.
The DEMOGRAPHIC DATA for each O Fallon ZIP Code is updated annually. The last update was on July 1, 2017 and includes: