| Business | Phone |
| Central Islip Teachers Assn 12 Holly Hill Ln, Coram 11727 | (631) 732-8419 |
| Country Village Homeowners Theodore Dr, Coram 11727 | (631) 451-9506 |
| L I Head Injury Assn 257 Brettonwoods Dr, Coram 11727 | (631) 732-6094 |
| Strathmore Court Homeowners 70 Strathmore Court Dr, Coram 11727 | (631) 331-8194 |