Guilderland NY ZIP Code
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Guilderland city is located in New York State, Albany County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Guilderland NY zip code by its streets and block numbers if we have some of the Guilderland streets loaded in our website
Guilderland Area Code is 518 and Time Zone is Eastern (GMT -05:00).
Guilderland Zip Code - New York
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Guilderland City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Guilderland ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Guilderland, New York.
The Guilderland Zip Code is 12084.
If you want to send a mail to Guilderland City, you should use the 12084 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Guilderland 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 12084 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Guilderland 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.