| ZIP Code | ZIP Code Place Name | County | ZIP Code Type |
|---|---|---|---|
| 59801 | Missoula | Missoula County | Standard |
| 59802 | Missoula | Missoula County | Standard |
| 59803 | Missoula | Missoula County | Standard |
| 59804 | Missoula | Missoula County | Standard |
| 59806 | Missoula | Missoula County | PO Box |
| 59807 | Missoula | Missoula County | PO Box |
| 59808 | Missoula | Missoula County | Standard |
| 59812 | Missoula | Missoula County | Unique |
| 59820 | Alberton | Mineral County | Standard |
| 59821 | Arlee | Lake County | Standard |
| 59823 | Bonner | Missoula County | Standard |
| 59825 | Clinton | Missoula County | Standard |
| 59826 | Condon | Missoula County | Standard |
| 59833 | Florence | Ravalli County | Standard |
| 59834 | Frenchtown | Missoula County | Standard |
| 59846 | Huson | Missoula County | Standard |
| 59847 | Lolo | Missoula County | Standard |
| 59851 | Milltown | Missoula County | PO Box |
| 59859 | Plains | Sanders County | Standard |
| 59864 | Ronan | Lake County | Standard |
| 59868 | Seeley Lake | Missoula County | Standard |