Hackettstown NJ ZIP Code
Hackettstown city is located in New Jersey State, Warren County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Hackettstown NJ zip code by its streets and block numbers if we have some of the Hackettstown streets loaded in our website
Hackettstown Area Code is 908 and Time Zone is Eastern (GMT -05:00).
Hackettstown Zip Code - New Jersey
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Hackettstown City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Hackettstown ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Hackettstown, New Jersey.
The Hackettstown Zip Code is 07840.
If you want to send a mail to Hackettstown City, you should use the 07840 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Hackettstown 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 07840 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Hackettstown 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 Jersey.