Hill county zip code - Zip codes in Hill county Montana
| City | ZipCode | Area Code(s) | Time Zone | MSA |
| Gildford (Gildford Zip Code Lookup) | 59525 (59525 Zip Code Lookup) | 406 | Mountain | 0000 |
| Havre (Havre Zip Code Lookup) | 59501 (59501 Zip Code Lookup) | 406 | Mountain | 0000 |
| Hingham (Hingham Zip Code Lookup) | 59528 (59528 Zip Code Lookup) | 406 | Mountain | 0000 |
| Inverness (Inverness Zip Code Lookup) | 59530 (59530 Zip Code Lookup) | 406 | Mountain | 0000 |
| Kremlin (Kremlin Zip Code Lookup) | 59532 (59532 Zip Code Lookup) | 406 | Mountain | 0000 |
| Box Elder (Box Elder Zip Code Lookup) | 59521 (59521 Zip Code Lookup) | 406 | Mountain | 0000 |
| Rocky Boy (Rocky Boy Zip Code Lookup) | 59521 (59521 Zip Code Lookup) | 406 | Mountain | 0000 |
| Rudyard (Rudyard Zip Code Lookup) | 59540 (59540 Zip Code Lookup) | 406 | Mountain | 0000 |