| Business | Phone |
| Mac Mullan Conference Ctr 104 Conservation Dr, Roscommon 48653 | (989) 821-6200 |
| Forest Fire Exp Station 1337 E Robinson Lake Rd, Roscommon 48653 | (989) 275-5211 |
| Gerrish Township Muni Bldg 2997 E Higgins Lake Dr, Roscommon 48653 | (989) 821-9313 |
| Higgins Township Hall 700 S 5th St, Roscommon 48653 | (989) 275-8112 |
| Social Service Dept 111 Union St, Roscommon 48653 | (989) 275-5107 |
| Roscommon Drain Commission 500 Lake St, Roscommon 48653 | (989) 275-8323 |
| Roscommon County Landfill E Landfill Rd, Roscommon 48653 | (989) 275-4667 |
| Roscommon County Day Treatment 500 Lake St, Roscommon 48653 | (989) 275-4775 |
| Roscommon County Equalization 500 Lake St, Roscommon 48653 | (989) 275-8121 |
| Roscommon Guardianship Svc 500 Lake St 132, Roscommon 48653 | (989) 275-4813 |
| Roscommon Field Office 8717 N Roscommon Rd, Roscommon 48653 | (989) 275-8512 |
| Roscommon Village Manager 214 S Main St, Roscommon 48653 | (989) 275-4279 |
| Roscommon County Community 500 Lake St, Roscommon 48653 | (989) 275-6410 |
| Michigan State University Ext 112 S 4th St, Roscommon 48653 | (989) 275-5043 |
| Roscommon County House Rehab 112 S 4th St, Roscommon 48653 | (989) 275-8306 |
| Roscommon Village Hall 214 S Main St, Roscommon 48653 | (989) 275-5743 |
| Roscommon Register Of Deeds 500 Lake St, Roscommon 48653 | (989) 275-5931 |
| South Branch Twp Office 5245 N State Route M-18, Roscommon 48653 | (989) 275-8232 |