ZIP Code 83421
Chester, Idaho
ZIP Code Information
ZIP code 83421 is a five-digit postal code used by the United States Postal Service for addresses in Chester, Idaho. The ZIP lies within Fremont County. Clocks here follow the America/Boise time zone (UTC-6).
About 178 people live in this ZIP code. Figures come from the U.S. Census Bureau American Community Survey and are refreshed as new five-year estimates are released.
What you can do with ZIP code 83421
- Write a mailing address: Chester, ID 83421. The ZIP goes last, after the state abbreviation.
- Check whether a shipping or delivery quote applies to this area — most US carriers price by ZIP code rather than by city.
- Look up the local time zone before scheduling a call — the ZIP tells you which zone applies to that address.
- Compare the ZIP with neighbouring codes to see how population and income shift block by block.
Location Map
Full mapNearby ZIP Codes
Radius search| ZIP Code | City | Distance | |
|---|---|---|---|
| 83420 | Ashton | 8.9 km | Distance |
| 83436 | Newdale | 13.7 km | Distance |
| 83445 | Saint Anthony | 14.1 km | Distance |
| 83451 | Teton | 15.4 km | Distance |
| 83438 | Parker | 18.4 km | Distance |
| 83448 | Sugar City | 21.2 km | Distance |
| 83441 | Rexburg | 28 km | Distance |
| 83460 | Rexburg | 28.2 km | Distance |
| 83440 | Rexburg | 29.4 km | Distance |
Nearby Cities
Ashton, Idaho
(8.9 km)
Newdale, Idaho
(13.7 km)
Saint Anthony, Idaho
(14.1 km)
Teton, Idaho
(15.4 km)
Parker, Idaho
(18.4 km)
Sugar City, Idaho
(21.2 km)
Rexburg, Idaho
(28 km)
Frequently Asked Questions
ZIP code 83421 is located in Chester, Idaho.
ZIP code 83421 is in Fremont county, Idaho.
ZIP code 83421 is in the America/Boise timezone.