Cold Spring Harbor NY ZIP Code
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Cold Spring Harbor 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 Cold Spring Harbor NY zip code by its streets and block numbers if we have some of the Cold Spring Harbor streets loaded in our website
Cold Spring Harbor Area Code is 516/631 and Time Zone is Eastern (GMT -05:00).
Cold Spring Harbor Zip Code - New York
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Cold Spring Harbor City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Cold Spring Harbor ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Cold Spring Harbor, New York.
The Cold Spring Harbor Zip Code is 11724.
If you want to send a mail to Cold Spring Harbor City, you should use the 11724 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Cold Spring Harbor 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 11724 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Cold Spring Harbor 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.