| Business | Phone |
| Bruce Schneider Assoc 45 Middle Country Rd, Middle Island 11953 | (631) 698-3558 |
| Hermitage Insurance Brokerage 65 Middle Country Rd, Middle Island 11953 | (631) 736-0880 |
| Start-Rite Inc 1545 Rocky Point Rd, Middle Island 11953 | (631) 205-1900 |
| State Farm Insurance 833 Middle Country Rd, Middle Island 11953 | (631) 345-3276 |
| Sullivan Agency Inc 44 Middle Country Rd, Middle Island 11953 | (631) 736-3484 |