ZIP Code 21043 is located in the county of Howard in the state of Maryland. 21043 ZIP Code is spread between the coordinates of +39.2542808 Latitude and -76.80117405 Longitude. 21043 ZIP Code is part of the 410, 443 area code. There are 2 postal offices in zip code 21043.
On the below highlighted section you can find the cities which the US Post Office accepts for ZIP code 21043. 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.