City · Kentucky · United States
Smiths Grove, KY — ZIP codes
1 ZIP code · Warren County
- City
- Smiths Grove
- County
- Warren
- State
- Kentucky
- Country
- United States
- Postal code
- 42171Single source
- Coordinates
- 37.0581, -86.1938 View on OpenStreetMap
- Area code
- 270
ZIP codes (1)
| Postal code | Place name | Verification |
|---|---|---|
| 42171 | Smiths Grove | Single source |
Sources and verification
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 · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Last generated : 2026-08-21. Report an error.