ZIP Code 21539 is located in the county of Allegany in the state of Maryland. 21539 ZIP Code is spread between the coordinates of +39.5810507 Latitude and -78.99260992 Longitude. 21539 ZIP Code is part of the 301 area code. There is 1 postal office in zip code 21539.
On the below highlighted section you can find the cities which the US Post Office accepts for ZIP code 21539. 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.