| Business | Phone |
| Code Enforcement 1 Heady St, Cortlandt Manor 10567 | (914) 734-1010 |
| Cortlandt Central Receptionist 1 Heady St, Cortlandt Manor 10567 | (914) 734-1086 |
| Cortlandt Nutrition Program 29 Westbrook Dr, Cortlandt Manor 10567 | (914) 528-5164 |
| Cortlandt Purchasing Dept 1 Heady St, Cortlandt Manor 10567 | (914) 734-1046 |
| Cortlandt Rec Townhall Div 1 Heady St, Cortlandt Manor 10567 | (914) 739-4301 |
| Nor-West Regional Spec Svc 293 Furnace Dock Rd # D, Cortlandt Manor 10567 | (914) 737-4797 |
| Receiver Of Taxes 1 Heady St, Cortlandt Manor 10567 | (914) 734-1030 |
| Town Engineering 1 Heady St, Cortlandt Manor 10567 | (914) 734-1060 |
| Town Planning 1 Heady St, Cortlandt Manor 10567 | (914) 734-1080 |
| Town Supervisors Office 1 Heady St, Cortlandt Manor 10567 | (914) 734-1002 |