ZIP Code 01431
Ashby · Middlesex, Massachusetts
01431 is the ZIP code of Ashby in Middlesex, Massachusetts, United States.
- ZIP Code
- 01431
- County
- Middlesex
- State
- Massachusetts
- Country
- United States
Place with ZIP code 01431
| Place | County | Location |
|---|---|---|
| Ashby | Middlesex | 42.675, -71.817 |
Near Boston
The nearest major city is Boston, about 71 km away.
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 01431?
Ashby.
Which county and state is 01431 in?
Middlesex, Massachusetts, United States.
What is the nearest major city to 01431?
Boston, about 71 km away.
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.