ZIP Code 83421
Chester · Fremont, Idaho
83421 is the ZIP code of Chester in Fremont, Idaho, United States.
- ZIP Code
- 83421
- County
- Fremont
- State
- Idaho
- Country
- United States
Place with ZIP code 83421
| Place | County | Location |
|---|---|---|
| Chester | Fremont | 44.001, -111.535 |
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 83421?
Chester.
Which county and state is 83421 in?
Fremont, 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.