| Business | Phone |
| Leoncavallo Real Estate 100 Carleton Ave # 6, Central Islip 11722 | (631) 851-0747 |
| Ascot Realty 2108 Joshuas Path, Central Islip 11722 | (631) 234-2261 |
| Bear Essence Enterprises 71 Banana St, Central Islip 11722 | (631) 234-4389 |
| Maxwell Realty Inc 38 E Suffolk Ave, Central Islip 11722 | (631) 582-4157 |
| National Home Locators 36 Wheeler Rd, Central Islip 11722 | (631) 851-1888 |
| New Herizon Properties 77 Windsor Pl # 2, Central Islip 11722 | (631) 582-6466 |
| First Realty Corp 889 Lowell Ave, Central Islip 11722 | (631) 232-3508 |
| Host Real Estate 129 Carleton Ave # 7, Central Islip 11722 | (631) 234-6200 |
| Rare Find Realty 867 Lowell Ave, Central Islip 11722 | (631) 234-0149 |
| Realty Group Assoc Better Home 990 Motor Pkwy, Central Islip 11722 | (631) 666-2626 |
| L I Community Realty 189 Calebs Path # A, Central Islip 11722 | (631) 851-1300 |
| Security Realty Corp 715 Islip Ave, Central Islip 11722 | (631) 581-3900 |
| Suffolk Homes Inc 63 Wheeler Rd, Central Islip 11722 | (631) 952-7830 |
| Three Star Homes Inc 1421 Islip Ave, Central Islip 11722 | (631) 582-2181 |