Mardela Springs MD ZIP Code
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Mardela Springs city is located in Maryland State, Wicomico County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Mardela Springs MD zip code by its streets and block numbers if we have some of the Mardela Springs streets loaded in our website
Mardela Springs Area Code is 410/443 and Time Zone is Eastern (GMT -05:00).
Mardela Springs Zip Code - Maryland
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Mardela Springs City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Mardela Springs ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Mardela Springs, Maryland.
The Mardela Springs Zip Code is 21837.
If you want to send a mail to Mardela Springs City, you should use the 21837 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Mardela Springs ZIP code system that it called ZIP+4, often called "plus-four codes", "add-on codes", or "add ons". A ZIP+4 code uses the basic 21837 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Mardela Springs city block, a group of apartments, an individual high-volume receiver of mail or any other unit that could use an extra identifier to aid in efficient mail sorting and delivery in Maryland.