Forest Grove MT ZIP Code
Forest Grove city is located in Montana State, Fergus County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Forest Grove MT zip code by its streets and block numbers if we have some of the Forest Grove streets loaded in our website
Forest Grove Area Code is 406 and Time Zone is Mountain (GMT -07:00).
Forest Grove Zip Code - Montana
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Forest Grove City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Forest Grove ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Forest Grove, Montana.
The Forest Grove Zip Code is 59441.
If you want to send a mail to Forest Grove City, you should use the 59441 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Forest Grove 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 59441 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Forest Grove 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 Montana.