| Business | Phone |
| Board Of Cooperative Education 35 Crooked Hill Rd, Commack 11725 | (631) 858-9177 |
| Brennan Middle School 1 Bette Ln, Commack 11725 | (631) 864-6790 |
| Children's Center 9 Smiths Ln, Commack 11725 | (631) 543-2338 |
| Commack High School 1 Scholar Ln, Commack 11725 | (631) 912-2100 |
| Music Academy Of Long Island 6143 Jericho Tpke # 202, Commack 11725 | (631) 858-0277 |
| North Ridge Primary School 300 Townline Rd, Commack 11725 | (631) 912-2190 |
| Holy Family Regional Health 2 Indian Head Rd, Commack 11725 | (631) 543-4033 |
| Holy Family Regional School 2 Indian Head Rd, Commack 11725 | (631) 543-0202 |
| Indian Hollow Primary School 151 Kings Park Rd, Commack 11725 | (631) 858-3590 |
| Sawmill Intermediate School 103 New Hwy, Commack 11725 | (631) 858-3651 |
| Wood Park Primary School 115 New Hwy, Commack 11725 | (631) 858-3680 |