This list shows all 404 ZIP codes in Montana, grouped and sorted alphabetically by county. Click any county name to view its full profile and map, or click a ZIP code for detailed demographic data and interactive boundary maps.
Montana has 404 ZIP codes spread across its counties.
How can I look up ZIP codes by county in Montana?+
Browse the table on this page, which lists all 404 ZIP codes in Montana sorted alphabetically by county name. Click any county link to view the full county profile.