Zip Code 83421 is located in Chester, Fremont county in the state of Idaho. 83421 Zip Code is spread between the coordinates of +44.001141 Latitude and -111.535095 Longitude. 83421 Zip Code is part of the 208 area code. There is 1 postal office in zip code 83421 which we have listed below
On the below highlighted section you can find the cities which the US Post Office accepts for ZIP code 83421. Always when you mail a package or a letter, be attentive to mention the preferred or acceptable cities. Using any city in the list of unacceptable cities may result in unforseen delays.