ZIP Code 21830 is located in the county of Wicomico in the state of Maryland. 21830 ZIP Code is spread between the coordinates of +38.4102165 Latitude and -75.69306552 Longitude. 21830 ZIP Code is part of the 410, 443 area code. There is 1 postal office in zip code 21830.
On the below highlighted section you can find the cities which the US Post Office accepts for ZIP code 21830. 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.