City · New Hampshire · United States
New Boston, NH — ZIP codes
1 ZIP code · Hillsborough County
- City
- New Boston
- County
- Hillsborough
- State
- New Hampshire
- Country
- United States
- Postal code
- 03070Single source
- Coordinates
- 42.9722, -71.6864 View on OpenStreetMap
- Area code
- 603
ZIP codes (1)
| Postal code | Place name | Verification |
|---|---|---|
| 03070 | New Boston | Single source |
Sources and verification
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS). Last generated : 2026-08-21. Report an error.