Valley County ZIP Codes

List of ZIP Codes in Valley County

The following table lists ZIP Codes associated with Valley County, Montana, based on ZIP Code Tabulation Area (ZCTA) data from the U.S. Census Bureau.


S.N. Zip Code Latitude Longitude City Population Density
1 59225 48.27723 -105.97413 Frazer 596 0.7
2 59230 48.09992 -106.80196 Glasgow 4,515 1.2
3 59231 48.40395 -106.54411 Saint Marie 319 221.7
4 59240 48.84222 -106.24046 Glentana 26 0.3
5 59241 48.46125 -107.04602 Hinsdale 468 0.1
6 59244 48.62832 -106.30945 Larslan 67 0.1
7 59248 48.27555 -106.25841 Nashua 1,018 0.7
8 59250 48.86715 -106.63905 Opheim 284 0.2
9 59260 48.84027 -106.10217 Richland 103 0.1
10 59273 48.29491 -106.93589 Vandalia 13 0.1


About Valley County ZIP Codes

Valley County in Montana (MT) is served by approximately 10 ZIP Codes. These codes cover residential neighborhoods, business districts, and rural areas that fall under the county's jurisdiction.

Based on ZIP-level population estimates, the total population covered by these ZIP Codes is around 7,409 people. Population and density values vary from one ZIP Code to another, reflecting the mix of dense urban communities and lower-density suburban or rural zones.

Many of the most significant population centers in Valley County are located in cities such as Glasgow, Nashua, Frazer, Hinsdale, Saint Marie. These cities and towns help define the economic and demographic character of the county.

Most ZIP Codes in Valley County, Montana follow the America/Denver time zone.