| Business | Phone |
| Barback Realty Corp 55 Northern Blvd # 103, Greenvale 11548 | (516) 484-4466 |
| Century 21 55 Northern Blvd # 2, Greenvale 11548 | (516) 625-6666 |
| Neweradigital.Com 87 Glen Cove Rd, Greenvale 11548 | (516) 626-5345 |
| Daniel Gale Real Estate 136 Glen Cove Rd, Greenvale 11548 | (516) 626-7600 |
| Goldberg Brothers Realtors 53 Glen Cove Rd, Greenvale 11548 | (516) 621-9200 |
| Ron Paradiso Realty Ltd 71 Glen Cove Rd, Greenvale 11548 | (516) 626-3612 |
| Tnifinances.Com Po Box 307, Greenvale 11548 | (516) 797-9455 |