ZIP Code 63640
Farmington · St. Francois, Missouri
63640 is the ZIP code of Farmington in St. Francois, Missouri, United States.
- ZIP Code
- 63640
- County
- St. Francois
- State
- Missouri
- Country
- United States
Place with ZIP code 63640
| Place | County | Location |
|---|---|---|
| Farmington | St. Francois | 37.777, -90.409 |
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 63640?
Farmington.
Which county and state is 63640 in?
St. Francois, Missouri, United States.
Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.