Joplin MT ZIP Code
Joplin city is located in Montana State, Liberty County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Joplin MT zip code by its streets and block numbers if we have some of the Joplin streets loaded in our website
Joplin Area Code is 406 and Time Zone is Mountain (GMT -07:00).
Joplin Zip Code - Montana
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Joplin City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Joplin ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Joplin, Montana.
The Joplin Zip Code is 59531.
If you want to send a mail to Joplin City, you should use the 59531 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Joplin 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 59531 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Joplin 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.