About ZIP code 01431
The ZIP code 01431 routes mail to Ashby in the Massachusetts 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
01431 - Ashby
ZIP code 01431 is Ashby in Massachusetts, United States.
| ZIP code | 01431 |
| Place | Ashby |
| Region | Massachusetts |
| District | Middlesex |
| Country | United States (US) |
| Coordinates | 42.6745, -71.8174 (map) |