Zip Code 83420 is located in Ashton, Fremont county in the state of Idaho. 83420 Zip Code is spread between the coordinates of +44.015259 Latitude and -111.425270 Longitude. 83420 Zip Code is part of the 208 area code. There is 1 postal office in zip code 83420 which we have listed below
On the below highlighted section you can find the cities which the US Post Office accepts for ZIP code 83420. 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.