| Business | Phone |
| Lewisboro Building Dept 99 Elmwood Rd, South Salem 10590 | (914) 763-3060 |
| Lewisboro Planning Board 99 Elmwood Rd, South Salem 10590 | (914) 763-5592 |
| Lewisboro Receiver Of Taxes 11 Main St, South Salem 10590 | (914) 763-3100 |
| Lewisboro Supervisor 11 Main St, South Salem 10590 | (914) 763-3151 |
| Maintenance Dept 99 Elmwood Rd, South Salem 10590 | (914) 533-2650 |
| North Salem Ambulance Corps South Salem 10590 | (914) 000-1111 |