ZIP Code 40456
Mount Vernon · Rockcastle, Kentucky
40456 is the ZIP code of Mount Vernon in Rockcastle, Kentucky, United States.
- ZIP Code
- 40456
- County
- Rockcastle
- State
- Kentucky
- Country
- United States
Place with ZIP code 40456
| Place | County | Location |
|---|---|---|
| Mount Vernon | Rockcastle | 37.398, -84.338 |
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 40456?
Mount Vernon.
Which county and state is 40456 in?
Rockcastle, Kentucky, 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.