| Business | Phone |
| John A Landerville 401 E Houghton Ave, Houghton 49931 | (906) 482-2102 |
| Houghton County Circuit Court 401 E Houghton Ave, Houghton 49931 | (906) 487-5694 |
| Houghton County District Court 401 E Houghton Ave, Houghton 49931 | (906) 482-4980 |
| Houghton County Magistrate 401 E Houghton Ave, Houghton 49931 | (906) 482-1285 |
| Houghton County Probate Court 401 E Houghton Ave, Houghton 49931 | (906) 482-3120 |