Armonk NY ZIP Code
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Armonk city is located in New York State, Westchester County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Armonk NY zip code by its streets and block numbers if we have some of the Armonk streets loaded in our website
Armonk Area Code is 914 and Time Zone is Eastern (GMT -05:00).
Armonk Zip Code - New York
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Armonk City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Armonk ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Armonk, New York.
The Armonk Zip Code is 10504.
If you want to send a mail to Armonk City, you should use the 10504 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Armonk 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 10504 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Armonk 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 New York.