ZIP codes in Great Falls, Montana
Great Falls has 5 ZIP codes in this directory. Each ZIP is listed with its county, population and time zone.
| ZIP | County | Population | Time zone |
|---|---|---|---|
| 59401 | Cascade | 59,638 | America/Denver |
| 59403 | Cascade | 59,638 | America/Denver |
| 59404 | Cascade | 59,638 | America/Denver |
| 59405 | Cascade | 59,638 | America/Denver |
| 59406 | Cascade | 59,638 | America/Denver |
About Great Falls ZIP codes
ZIP codes in Great Falls are part of the USPS delivery network for Montana. The codes above are ordered numerically; each links to a page with coordinates, nearby ZIPs and more detail. Population shown is the estimated population of the city: 59,638.