| Business | Phone |
| Lake Township House 2499 County Road 175, Loudonville 44842 | (419) 994-3585 |
| Loudonville City Building 156 N Water St, Loudonville 44842 | (419) 994-3214 |
| Loudonville Emergency Squad 200 N Market St, Loudonville 44842 | (419) 000-1111 |
| Loudonville Sewage Plant Hanover Twp Rd 3175, Loudonville 44842 | (419) 994-4200 |