ZIP Code 03858
Newton · Rockingham, New Hampshire
03858 is the ZIP code of Newton in Rockingham, New Hampshire, United States.
- ZIP Code
- 03858
- County
- Rockingham
- State
- New Hampshire
- Country
- United States
Place with ZIP code 03858
| Place | County | Location |
|---|---|---|
| Newton | Rockingham | 42.868, -71.042 |
Near Boston
The nearest major city is Boston, about 57 km away.
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 03858?
Newton.
Which county and state is 03858 in?
Rockingham, New Hampshire, United States.
What is the nearest major city to 03858?
Boston, about 57 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.