ZIP Code 01720
Acton · Middlesex, Massachusetts
01720 is the ZIP code of Acton in Middlesex, Massachusetts, United States.
- ZIP Code
- 01720
- County
- Middlesex
- State
- Massachusetts
- Country
- United States
Place with ZIP code 01720
| Place | County | Location |
|---|---|---|
| Acton | Middlesex | 42.475, -71.448 |
Near Boston
The nearest major city is Boston, about 34 km away.
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 01720?
Acton.
Which county and state is 01720 in?
Middlesex, Massachusetts, United States.
What is the nearest major city to 01720?
Boston, about 34 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.