Great Falls ZIP Codes

List of Zip Codes of Great Falls

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


S.N. Zip Code Latitude Longitude County Population Density
1 59401 47.51083 -111.27691 Cascade 13,600 1772.9
2 59404 47.63197 -111.34807 Cascade 28,127 32.8
3 59405 47.28102 -111.25937 Cascade 34,059 27.4


About Great Falls Montana Zip Codes

The city of Great Falls in Montana (MT) is served by approximately 3 ZIP Codes. These codes cover residential neighborhoods, business districts, and surrounding localities that use the city name in their mailing address.

Based on ZIP-level population estimates, the combined population covered by these ZIP Codes is around 75,786 people. Population density can vary significantly from one ZIP Code to another, reflecting the mix of dense urban blocks, commercial corridors, and lower-density residential areas.

The ZIP Codes associated with Great Falls fall within county jurisdictions such as Cascade. Each county manages local services, land use, and administration for the areas corresponding to its ZIP Codes.

Most ZIP codes for Great Falls, Montana follow the America/Denver time zone.