ZIP Code 03237
Gilmanton · Belknap, New Hampshire
03237 is the ZIP code of Gilmanton in Belknap, New Hampshire, United States.
- ZIP Code
- 03237
- County
- Belknap
- State
- New Hampshire
- Country
- United States
Place with ZIP code 03237
| Place | County | Location |
|---|---|---|
| Gilmanton | Belknap | 43.417, -71.412 |
Near Boston
The nearest major city is Boston, about 121 km away.
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 03237?
Gilmanton.
Which county and state is 03237 in?
Belknap, New Hampshire, United States.
What is the nearest major city to 03237?
Boston, about 121 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.