Libby MT ZIP Code

Libby city is located in Montana State, Lincoln County and has a unique zip code assigned by the US Postal Service Office.


You can search for the Libby MT zip code by its streets and block numbers if we have some of the Libby streets loaded in our website

Libby Area Code is 406 and Time Zone is Mountain (GMT -07:00).



Libby Zip Code - Montana

The US ZIP Code basic format consists of five decimal numerical digits assigned to the Libby City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Libby ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Libby, Montana.

The Libby Zip Code is 59923.



If you want to send a mail to Libby City, you should use the 59923 Zip Code.

In 1983, the U.S. Postal Service introduced an expanded Libby 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 59923 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Libby 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.


Libby, Montana - MAP



What is the Libby Zip Code?

The Libby Zip Code in Montana is 59923.


ZIP Plus 4 Libby - US Streets Zip Codes

By pressing keys ctrol + F you can search Libby zip codes by its streets, highways, and know the ZIP+4 US ZIP Code


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Search Libby Zip Code

What is the zip code for Libby MT?

59923

Libby, Montana - US Zip Code



Libby ZIP Code Lookup

59923 Zip Code File:
Zip Code: 59923,
City: Libby
Libby Area Code: 406
Libby, MT - Time Zone: Mountain (GMT -07:00)
County: Lincoln
City Alias: Libby
State: Montana
State Abb: MT



Montana Zip+4 - Nearby Libby Cities

Cities near Libby in Montana
(straight line)


View more Montana zip codes