Farmington, MO ZIP code
The ZIP code for Farmington, Missouri is 63640. It is in St. Francois County.
- Population in these ZIPs
- 29,263
- Avg. median income
- $61,900population-weighted
- Typical home value
- $260,600population-weighted
- Metro area
- Farmington, MO
Loading map…
Click anywhere on the map to see which ZIP code it's in.
Farmington, MO ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 63640 | 29,263 | $61,913 | $260,600 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities near Farmington
- Doe Run 9 mi
- Park Hills 11 mi
- Leadwood 14 mi
- Bismarck 14 mi
- Fredericktown 15 mi
- Sainte Genevieve 15 mi
- French Village 15 mi
- Bonne Terre 15 mi
- Ironton 17 mi
- Pilot Knob 18 mi
- Valles Mines 18 mi
- Irondale 19 mi
Frequently asked questions
What is the ZIP code for Farmington, MO?
The ZIP code for Farmington, MO is 63640.
What county is Farmington, Missouri in?
Farmington ZIP codes are in St. Francois County.