| Business | Phone |
| Alden Place Elementary School Alden Pl, Millbrook 12545 | (845) 677-4220 |
| Cardinal Hayes School 3374 Franklin Ave, Millbrook 12545 | (845) 677-3251 |
| Cardinal Hayes School-Special 3374 Franklin Ave, Millbrook 12545 | (845) 677-0356 |
| Duane Lake Academy Franklin Ave, Millbrook 12545 | (845) 677-6845 |
| Elm Drive Elementary School Elm Dr, Millbrook 12545 | (845) 677-4225 |
| Millbrook Central High Alden Pl, Millbrook 12545 | (845) 677-4210 |
| Millbrook Central School Dist 3323 Franklin Ave, Millbrook 12545 | (845) 677-4200 |
| Millbrook School Route 44 School Rd, Millbrook 12545 | (845) 677-8261 |
| St Joseph's Parochial School 21 North Ave, Millbrook 12545 | (845) 677-3670 |