| Business | Phone |
| Congresswoman Cc Kilpatrick 3005 Biddle St, Wyandotte 48192 | (734) 246-0780 |
| Wyandotte City Engineering 3131 Biddle St, Wyandotte 48192 | (734) 324-4550 |
| Wyandotte Copeland Ctr 2306 4th St, Wyandotte 48192 | (734) 324-7275 |
| Wyandotte Cty Youth Assistance 246 Sycamore St, Wyandotte 48192 | (734) 324-7268 |
| Wyandotte City Purchasing 3131 Biddle St, Wyandotte 48192 | (734) 324-4543 |
| Wyandotte City Public Svc Div 2065 Biddle St, Wyandotte 48192 | (734) 324-4580 |
| Wyandotte Waste Water Treat Pl 797 Central St, Wyandotte 48192 | (734) 285-5500 |
| Wyandotte Municipal Svc 3005 Biddle St, Wyandotte 48192 | (734) 324-7100 |