Alstead zipcode
| City | Alstead |
| ZIP Code | 03602 |
| Type | Standard |
| State Code | NH |
| State | New Hampshire |
ZIP code of Alstead is 03602. This place is located in New Hampshire state in US. To send any postal service to Alstead, you must use 03602 zipcode.
The ZIP code 03602 is also used with 1 more city name of New Hampshire.
- Langdon, NH
You should avoid following 2 city names of New Hampshire to be used with the ZIP code 03602.
- Alstead Center, NH
- East Alstead, NH