ZIP Code 20794 is located in the county of Howard in the state of Maryland. 20794 ZIP Code is spread between the coordinates of +39.1490073 Latitude and -76.79014511 Longitude. 20794 ZIP Code is part of the 410, 443 area code. There is 1 postal office in zip code 20794.
On the below highlighted section you can find the cities which the US Post Office accepts for ZIP code 20794. 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.