ZIP Code 37821 is located in the county of Cocke in the state of Tennessee. 37821 ZIP Code is spread between the coordinates of +35.9627057 Latitude and -83.19950566 Longitude. 37821 ZIP Code is part of the 423, 865 area code. There are 0 postal offices in zip code 37821.
On the below highlighted section you can find the cities which the US Post Office accepts for ZIP code 37821. 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.