ZIP Code 83321
Castleford · Twin Falls, Idaho
83321 is the ZIP code of Castleford in Twin Falls, Idaho, United States.
- ZIP Code
- 83321
- County
- Twin Falls
- State
- Idaho
- Country
- United States
Place with ZIP code 83321
| Place | County | Location |
|---|---|---|
| Castleford | Twin Falls | 42.521, -114.873 |
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 83321?
Castleford.
Which county and state is 83321 in?
Twin Falls, Idaho, United States.
Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.