| Business | Phone |
| Raisin Township Office 5525 S Occidental Rd, Tecumseh 49286 | (517) 423-3162 |
| Tecumseh Business Office 309 E Chicago Blvd, Tecumseh 49286 | (517) 423-2107 |
| Tecumseh Senior Citizens 703 E Chicago Blvd, Tecumseh 49286 | (517) 423-5939 |
| Tecumseh Twp Clerk 7750 Hendershot Hwy, Tecumseh 49286 | (517) 423-2284 |
| Tecumseh Twp Supervisor 8666 Hawthorne Hills Blvd, Tecumseh 49286 | (517) 423-1837 |