ZIP Code 21221 is located in the county of Baltimore in the state of Maryland. 21221 ZIP Code is spread between the coordinates of +39.3073704 Latitude and -76.45238274 Longitude. 21221 ZIP Code is part of the 410, 443 area code. There is 1 postal office in zip code 21221.
On the below highlighted section you can find the cities which the US Post Office accepts for ZIP code 21221. 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.