Central Islip NY ZIP Code
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Central Islip 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 Central Islip NY zip code by its streets and block numbers if we have some of the Central Islip streets loaded in our website
Central Islip Area Code is 631/516 and Time Zone is Eastern (GMT -05:00).
Central Islip Zip Code - New York
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Central Islip City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Central Islip ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Central Islip, New York.
The Central Islip Zip Code is 11722.
If you want to send a mail to Central Islip City, you should use the 11722 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Central Islip 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 11722 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Central Islip 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.