| Business | Phone |
| 4-H Youth & Home Economics 225 W Main St, Harrison 48625 | (989) 539-7430 |
| Central Michigan Dist Health 255 W Main St, Harrison 48625 | (989) 539-6731 |
| Clare Children's Protective 725 Richard Dr, Harrison 48625 | (989) 539-2371 |
| Clare Cnty Drain Commissioner 225 W Main St, Harrison 48625 | (989) 539-7320 |
| Clare Cnty Electrical Inspctr 225 W Main St, Harrison 48625 | (989) 539-2351 |
| Clare Cnty Housing Commission 225 W Main St, Harrison 48625 | (989) 539-2761 |
| Clare County Administration 225 W Main St, Harrison 48625 | (989) 539-2510 |
| Clare County Building Inspctr 225 W Main St, Harrison 48625 | (989) 539-2741 |
| Clare County Civil Papers 255 W Main St, Harrison 48625 | (989) 539-6904 |
| Clare County Commissioners Brd 225 W Main St, Harrison 48625 | (989) 539-7436 |
| Clare County Equalization Dept 225 W Main St, Harrison 48625 | (989) 539-7894 |
| Clare County Friend Of The Crt 225 W Main St, Harrison 48625 | (989) 539-0800 |
| Clare County Enterprise Comm 225 W Main St, Harrison 48625 | (989) 539-7805 |
| Clare County Register Of Deeds 225 W Main St, Harrison 48625 | (989) 539-7131 |
| Clare County Road Commission 3900 E Mannsiding Rd, Harrison 48625 | (989) 539-2151 |
| Clare County Warrants 255 W Main St, Harrison 48625 | (989) 539-6950 |
| County Surveyor 225 W Main St, Harrison 48625 | (989) 539-2540 |