Old Chatham NY ZIP Code
Old Chatham city is located in New York State, Columbia County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Old Chatham NY zip code by its streets and block numbers if we have some of the Old Chatham streets loaded in our website
Old Chatham Area Code is 518 and Time Zone is Eastern (GMT -05:00).
Old Chatham Zip Code - New York
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Old Chatham City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Old Chatham ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Old Chatham, New York.
The Old Chatham Zip Code is 12136.
If you want to send a mail to Old Chatham City, you should use the 12136 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Old Chatham 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 12136 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Old Chatham 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.