ZIP Code 21668 is located in the county of Queen Anne's in the state of Maryland. 21668 ZIP Code is spread between the coordinates of +39.1859291 Latitude and -75.86002498 Longitude. 21668 ZIP Code is part of the 410 area code. There is 1 postal office in zip code 21668.
On the below highlighted section you can find the cities which the US Post Office accepts for ZIP code 21668. 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.