| Conservation District | 717-277-5275 |
| Cornwall Fire Dept | 717-273-8172 |
| Cornwall Police Dept | 717-274-2071 |
| Cornwall Post Office | 717-273-7961 |
| Cornwall Lebanon School District | 717-272-2031 |
| Greater Lebanon Refuse Authority | 717-867-5790 |
| Keystone Collections (EIT Taxes) | 1-888-328-0565 |
| Lebanon County Dispatch | 717-272-2054 |
| Lebanon Co Municipal Bldg | 717-274-2801 |
| Lebanon Co Planning Dept | 717-228-4444 |
| Magisterial District | 717-272-3084 |
| Rexmont Post Office | 717-274-3771 |
| Treasurer’s Office (Real Estate Taxes) | 717-228-4420 |
| Voter Registration | 717-228-4428 |