Darby MT ZIP Code
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Darby city is located in Montana State, Ravalli County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Darby MT zip code by its streets and block numbers if we have some of the Darby streets loaded in our website
Darby Area Code is 406 and Time Zone is Mountain (GMT -07:00).
Darby Zip Code - Montana
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Darby City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Darby ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Darby, Montana.
The Darby Zip Code is 59829.
If you want to send a mail to Darby City, you should use the 59829 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Darby 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 59829 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Darby 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.