Greenlawn NY ZIP Code
Greenlawn city is located in New York State, Suffolk County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Greenlawn NY zip code by its streets and block numbers if we have some of the Greenlawn streets loaded in our website
Greenlawn Area Code is 631 and Time Zone is Eastern (GMT -05:00).
Greenlawn Zip Code - New York
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Greenlawn City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Greenlawn ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Greenlawn, New York.
The Greenlawn Zip Code is 11740.
If you want to send a mail to Greenlawn City, you should use the 11740 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Greenlawn 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 11740 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Greenlawn 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.