| Business | Phone |
| Brokers Council Inc 1099 N Country Rd, Stony Brook 11790 | (631) 246-5417 |
| Century 21 14 Beacon Hill Dr, Stony Brook 11790 | (631) 928-9300 |
| Daniel Gale Assoc 1173 N Country Rd, Stony Brook 11790 | (631) 689-6980 |
| Hickey & Smith Realtors 1091 N Country Rd, Stony Brook 11790 | (631) 751-4488 |
| Intercity Development Corp 215 Hallock Rd # 4, Stony Brook 11790 | (631) 444-0919 |
| Stoneybrook Realty 1320 Stony Brook Rd, Stony Brook 11790 | (631) 941-0186 |
| Stony Brook Foundation Realty 310 Admin Bldg, Stony Brook 11794 | (631) 632-6083 |
| Virginia A O'Dwyer Real Estate 1067 N Country Rd, Stony Brook 11790 | (631) 751-3900 |