| Business | Phone |
| Free & Son Plumbing & Heating 435 E Linfoot St, Wauseon 43567 | (419) 335-5906 |
| Jays Plumbing & Heating Plus 17667 Us Highway 20a, Wauseon 43567 | (419) 337-9122 |
| Wauseon Heating 1205 N Ottokee St, Wauseon 43567 | (419) 335-3800 |
| HL Fraas Plumbing & Heating 8110 State Route 108, Wauseon 43567 | (419) 335-0703 |