| Business | Phone |
| Hillside Industrial Center Realty 100 Hoffman Pl, Hillside 7205 | (973) 373-7740 |
| Hillside Realty Assoc 600 N Union Ave, Hillside 7205 | (908) 688-2335 |
| Homefront Real Estate Svc 1155 Liberty Ave, Hillside 7205 | (908) 351-7000 |
| Jorion Realty Inc 1219 Liberty Ave # 318, Hillside 7205 | (908) 289-4330 |
| Menza Realty 1313 Liberty Ave, Hillside 7205 | (973) 926-2400 |
| Multi-Family Realty & Mgmt Inc 1551 Maple Ave, Hillside 7205 | (973) 926-0667 |
| New Millennum Realty 1301 Liberty Ave, Hillside 7205 | (908) 206-8884 |
| 90 South Realty Llc 400 Winans Ave, Hillside 7205 | (973) 391-1447 |