About ZIP code 42431
The ZIP code 42431 routes mail to Madisonville in the Kentucky region of United States. Use it as the postal segment of any address in this area, and confirm unusual addresses with the local postal operator.
United States ยท ZIP code
42431 - Madisonville
ZIP code 42431 is Madisonville in Kentucky, United States.
| ZIP code | 42431 |
| Place | Madisonville |
| Region | Kentucky |
| District | Hopkins |
| Country | United States (US) |
| Coordinates | 37.3256, -87.4953 (map) |