Charlestown zipcode
| City | Charlestown |
| ZIP Code | 03603 |
| Type | Standard |
| State Code | NH |
| State | New Hampshire |
ZIP code of Charlestown is 03603. This place is located in New Hampshire state in US. To send any postal service to Charlestown, you must use 03603 zipcode.
You should avoid following 1 city name of New Hampshire to be used with the ZIP code 03603.
- Unity, NH