About ZIP code 03603
The ZIP code 03603 routes mail to Charlestown in the New Hampshire region of United States. Use it as the postal segment of any address in this area, and confirm unusual addresses with the local postal operator.
United States ยท ZIP code
03603 - Charlestown
ZIP code 03603 is Charlestown in New Hampshire, United States.
| ZIP code | 03603 |
| Place | Charlestown |
| Region | New Hampshire |
| District | Sullivan |
| Country | United States (US) |
| Coordinates | 43.2573, -72.4064 (map) |