Oldtown MD ZIP Code


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


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

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



Oldtown Zip Code - Maryland

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

The Oldtown Zip Code is 21555.



If you want to send a mail to Oldtown City, you should use the 21555 Zip Code.

In 1983, the U.S. Postal Service introduced an expanded Oldtown 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 21555 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Oldtown 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.


Oldtown, Maryland - MAP



What is the Oldtown Zip Code?

The Oldtown Zip Code in Maryland is 21555.


ZIP Plus 4 Oldtown - US Streets Zip Codes

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Search Oldtown Zip Code

What is the zip code for Oldtown MD?

21555

Oldtown, Maryland - US Zip Code



Oldtown ZIP Code Lookup

21555 Zip Code File:
Zip Code: 21555,
City: Oldtown
Oldtown Area Code: 301
Oldtown, MD - Time Zone: Eastern (GMT -05:00)
County: Allegany
City Alias: Oldtown
State: Maryland
State Abb: MD



Maryland Zip+4 - Nearby Oldtown Cities

Cities near Oldtown in Maryland
(straight line)


View more Maryland zip codes