| Business | Phone |
| Treasure County Planning Board Hysham 59038 | (406) 342-5867 |
| Treasure County Recorder Po Box 392, Hysham 59038 | (406) 342-5547 |
| Treasure County Shop Po Box 494, Hysham 59038 | (406) 342-5675 |
| Treasure County Weed District 307 Rapelje Ave, Hysham 59038 | (406) 342-5549 |
| County Appraisal Office 306 Rapelje Ave, Hysham 59038 | (406) 342-5540 |