About ZIP code 83321
The ZIP code 83321 routes mail to Castleford in the Idaho 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
83321 - Castleford
ZIP code 83321 is Castleford in Idaho, United States.
| ZIP code | 83321 |
| Place | Castleford |
| Region | Idaho |
| District | Twin Falls |
| Country | United States (US) |
| Coordinates | 42.521, -114.8734 (map) |