Westbury NY ZIP Code
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Westbury city is located in New York State, Nassau County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Westbury NY zip code by its streets and block numbers if we have some of the Westbury streets loaded in our website
Westbury Area Code is 516/631 and Time Zone is Eastern (GMT -05:00).
Westbury Zip Code - New York
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Westbury City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Westbury ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Westbury, New York.
The Westbury Zip Code is 11590.
If you want to send a mail to Westbury City, you should use the 11590 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Westbury 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 11590 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Westbury 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.