| Business | Phone |
| Assessor's Office 3577 Terrace Rd, Cortland 13045 | (607) 756-7306 |
| Bookkeeper's Office 3577 Terrace Rd, Cortland 13045 | (607) 756-8352 |
| Clerk's Office 3577 Terrace Rd, Cortland 13045 | (607) 756-5725 |
| Cortland City Building Dept 25 Court St # 1, Cortland 13045 | (607) 753-1741 |
| Cortland City Finance Office 25 Court St, Cortland 13045 | (607) 756-7312 |
| Cortland City Water Board 25 Court St, Cortland 13045 | (607) 753-3061 |
| Cortland City Youth Bureau 35 Port Watson St, Cortland 13045 | (607) 753-3021 |
| Cortland Plumbing Inspector 25 Court St, Cortland 13045 | (607) 756-5890 |
| Cortland Records Center 35 Port Watson St, Cortland 13045 | (607) 758-8970 |
| Supervisor's Office 3577 Terrace Rd, Cortland 13045 | (607) 756-6091 |
| Town Engineer 3577 Terrace Rd, Cortland 13045 | (607) 756-4569 |
| Town Highway Garage 1695 State Route 392, Cortland 13045 | (607) 835-6493 |
| Virgil Town Justices 1189 W State Rd, Cortland 13045 | (607) 835-6587 |
| Virgil Town Transfer Station Van Donsel Rd, Cortland 13045 | (607) 835-6354 |
| Water Board Pumping Station 75 Broadway, Cortland 13045 | (607) 753-0421 |