ZIP Code 21664 is located in the county of Dorchester in the state of Maryland. 21664 ZIP Code is spread between the coordinates of +38.6077295 Latitude and -75.94786339 Longitude. 21664 ZIP Code is part of the 410 area code. There is 1 postal office in zip code 21664.
On the below highlighted section you can find the cities which the US Post Office accepts for ZIP code 21664. 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.