Riverdale MD ZIP Code


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Riverdale city is located in Maryland State, Prince Georges County and has a unique zip code assigned by the US Postal Service Office.


You can search for the Riverdale MD zip code by its streets and block numbers if we have some of the Riverdale streets loaded in our website

Riverdale Area Code is 301/240 and Time Zone is Eastern (GMT -05:00).



Riverdale Zip Code - Maryland

The US ZIP Code basic format consists of five decimal numerical digits assigned to the Riverdale City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Riverdale ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Riverdale, Maryland.

The Riverdale Zip Code is 20737, 20738.



If you want to send a mail to Riverdale City, you should use the 20737, 20738 Zip Code.

In 1983, the U.S. Postal Service introduced an expanded Riverdale 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 20737, 20738 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Riverdale 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.


Riverdale, Maryland - MAP



What is the Riverdale Zip Code?

The Riverdale Zip Code in Maryland is 20737, 20738.


ZIP Plus 4 Riverdale - US Streets Zip Codes

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Search Riverdale Zip Code

What is the zip code for Riverdale MD?

20737, 20738

Riverdale, Maryland - US Zip Code



Riverdale ZIP Code Lookup

20737, 20738 Zip Code File:
Zip Code: 20737, 20738,
City: Riverdale
Riverdale Area Code: 301/240
Riverdale, MD - Time Zone: Eastern (GMT -05:00)
County: Prince Georges
City Alias: Riverdale Pk, Riverdale, Riverdale Park, Riverdale
State: Maryland
State Abb: MD



Maryland Zip+4 - Nearby Riverdale Cities

Cities near Riverdale in Maryland
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