| Business | Phone |
| Catholic Press Assn 3555 Veterans Memorial Hwy # 0, Ronkonkoma 11779 | (631) 471-4730 |
| Connetquot Youth Assoc Ronkonkoma 11779 | (631) 588-0517 |
| Flexograph Technical Assn Inc 900 Marconi Ave, Ronkonkoma 11779 | (631) 737-6020 |
| Sachem Teachers Assn 500 Portion Rd # 11, Ronkonkoma 11779 | (631) 585-1653 |