Castleford, ID
ZIP Codes in Castleford, Idaho
January 20, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 83321 | 496 | 42.3456, -114.8474 |
Castleford has 1 ZIP code
ZIP Codes in Castleford, Idaho
January 20, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 83321 | 496 | 42.3456, -114.8474 |