ZIP Code 21656 is located in the county of Queen Anne's in the state of Maryland. 21656 ZIP Code is spread between the coordinates of +39.14 Latitude and -75.99 Longitude. 21656 ZIP Code is part of the 410 area code. There are 0 postal offices in zip code 21656.
On the below highlighted section you can find the cities which the US Post Office accepts for ZIP code 21656. 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.