ZIP Code 37688 is located in the county of Johnson in the state of Tennessee. 37688 ZIP Code is spread between the coordinates of +36.5303170 Latitude and -81.90426832 Longitude. 37688 ZIP Code is part of the 423 area code. There are 0 postal offices in zip code 37688.
On the below highlighted section you can find the cities which the US Post Office accepts for ZIP code 37688. 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.