| Business | Phone |
| Allstate Insurance 232 N Belle Mead Rd, East Setauket 11733 | (631) 689-1692 |
| Archdeacon Agency Inc 100 S Jersey Ave # 5, East Setauket 11733 | (631) 751-1133 |
| Bard Agencies Inc 300 Main St, East Setauket 11733 | (631) 246-9348 |
| Mc Donough & Assoc Inc 300 Main St, East Setauket 11733 | (631) 689-6218 |
| Couch Braunsdorf Insurance Grp 12 Technology Dr, East Setauket 11733 | (631) 941-4613 |
| De Luca Planning 100 S Jersey Ave # 8, East Setauket 11733 | (631) 941-4949 |
| Frc Assoc Inc 391 Pond Path, East Setauket 11733 | (631) 689-1818 |
| Payne & Palmieri Inc 28 Jones St, East Setauket 11733 | (631) 751-2736 |
| Rfd Insurance 7 Ledgewood Cir, East Setauket 11733 | (631) 751-7283 |
| George R Knop 32 Deer Ln, East Setauket 11733 | (631) 473-4433 |
| Seigerman-Mulvey Co Inc 45 Research Way # 200, East Setauket 11733 | (631) 689-7080 |