Alton, NH
ZIP Codes in Alton, New Hampshire
December 26, 2025
| ZIP Code | Population | Coordinates |
|---|---|---|
| 03809 | 3,617 | 43.4647, -71.2002 |
Alton has 1 ZIP code
ZIP Codes in Alton, New Hampshire
December 26, 2025
| ZIP Code | Population | Coordinates |
|---|---|---|
| 03809 | 3,617 | 43.4647, -71.2002 |