ZIP Code 42721 is located in the county of Grayson in the state of Kentucky. 42721 ZIP Code is spread between the coordinates of +37.4211671 Latitude and -86.48652322 Longitude. 42721 ZIP Code is part of the 270 area code. There is 1 postal office in zip code 42721.
On the below highlighted section you can find the cities which the US Post Office accepts for ZIP code 42721. 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.