Mount Kisco NY ZIP Code
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Mount Kisco 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 Mount Kisco NY zip code by its streets and block numbers if we have some of the Mount Kisco streets loaded in our website
Mount Kisco Area Code is 914 and Time Zone is Eastern (GMT -05:00).
Mount Kisco Zip Code - New York
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Mount Kisco City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Mount Kisco ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Mount Kisco, New York.
The Mount Kisco Zip Code is 10549.
If you want to send a mail to Mount Kisco City, you should use the 10549 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Mount Kisco 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 10549 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Mount Kisco 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.