| Business | Phone |
| Afscme 702 W 12th St, Flint 48503 | (810) 238-1540 |
| Afsc & Me Afl-Cio G4101 Clio Rd, Flint 48504 | (810) 787-5381 |
| United Teachers Of Flint 5095 Exchange Dr, Flint 48507 | (810) 733-7800 |
| Communications Workers-America 1214 S Saginaw St, Flint 48502 | (810) 235-7700 |
| Flint Area Local American 2345 Lapeer Rd, Flint 48503 | (810) 239-0931 |
| Flint Police Officers Assn 210 E 5th St, Flint 48502 | (810) 238-1770 |
| Fmppa Local-Genesee Valley 4425 Lennon Rd, Flint 48507 | (810) 732-5244 |
| Uaw 1940 W Atherton Rd, Flint 48507 | (810) 767-0910 |
| Uaw 3518 Robert T Longway Blvd, Flint 48506 | (810) 742-7420 |
| Uaw Of America 4425 S Saginaw St, Flint 48507 | (810) 742-8964 |
| Union City Field 4151 Torrey Rd, Flint 48507 | (810) 238-1185 |
| United Automobile Workers 1222 Glenwood Ave, Flint 48503 | (810) 239-0530 |
| Buick Local 812 Leith St, Flint 48505 | (810) 238-1616 |
| G M Truck & Bus G3293 Van Slyke Rd, Flint 48507 | (810) 238-4605 |
| Teamsters Local 1502 S Dort Hwy, Flint 48503 | (810) 767-7330 |
| Substance Abuse Rep 6060 W Bristol Rd, Flint 48532 | (810) 635-6420 |
| Sheet Metal Workers Trnng Ctr 4070 Dolan Dr, Flint 48504 | (810) 785-8111 |
| Ibew 1251 W Hill Rd, Flint 48507 | (810) 767-3308 |
| Service Employees Intl 1005 W 3rd Ave, Flint 48504 | (810) 234-7151 |
| Service Employees Union 591 1005 W 3rd Ave 3, Flint 48504 | (810) 234-3871 |
| Painters 2817 Corunna Rd, Flint 48503 | (810) 232-0005 |
| National Assn-Letter Carriers 2483 S Linden Rd, Flint 48532 | (810) 732-4991 |