ZIP Code 21701 is located in the county of Frederick in the state of Maryland. 21701 ZIP Code is spread between the coordinates of +39.4271809 Latitude and -77.38303259 Longitude. 21701 ZIP Code is part of the 240, 301 area code. There are 2 postal offices in zip code 21701.
On the below highlighted section you can find the cities which the US Post Office accepts for ZIP code 21701. 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.