| Business | Phone |
| Hilltop Water Treatment Plant 9 Deer Run Rd, Wappingers Falls 12590 | (845) 298-2935 |
| Wappinger Water & Sewer Dept 20 Middlebush Rd, Wappingers Falls 12590 | (845) 297-1850 |
| Wappingers Falls Water Dept Mesier Homestead, Wappingers Falls 12590 | (845) 297-3716 |