ZIP code · Fredericktown · Missouri · United States
ZIP code 63645 — Fredericktown
ZIP code 63645 serves Fredericktown, Missouri.
- Postal code
- 63645Single source Value from one source, not cross-checked.
- City
- Fredericktown
- County
- Madison
- State
- Missouri
- Country
- United States
- Coordinates
- 37.4906, -90.3362 — precision precise (locality)
View on OpenStreetMap - Population
- 11,514 (ZCTA, ACS 5-year)
- Median household income
- $57,862
- Median age
- 41.1
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · census-acs5. Data generated on 2026-08-21. Methodology · Report an error on this page