Westby MT ZIP Code

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

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

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

Westby Zip Code - Montana

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

The Westby Zip Code is 59275.

If you want to send a mail to Westby City, you should use the 59275 Zip Code.

In 1983, the U.S. Postal Service introduced an expanded Westby 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 59275 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Westby 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.

Westby, Montana - MAP

What is the Westby Zip Code?

The Westby Zip Code in Montana is 59275.

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Westby, Montana - US Zip Code

Westby ZIP Code Lookup

59275 Zip Code File:
Zip Code: 59275,
City: Westby
Westby Area Code: 406
Westby, MT - Time Zone: Mountain (GMT -07:00)
County: Sheridan
City Alias: Westby
State: Montana
State Abb: MT

Montana Zip+4 - Nearby Westby Cities

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