| Business | Phone |
| American Real Estates Assoc 530 Route 25a, St James 11780 | (631) 862-6605 |
| Badolato Realty 300 River Rd, St James 11780 | (631) 979-8835 |
| Baldi Larosa Realty Corp 4 Pheasant Run, St James 11780 | (631) 862-7157 |
| De Barbieri Associates Inc 406 Route 25a, St James 11780 | (631) 862-7447 |
| North End Realty 960 Jericho Tpke, St James 11780 | (631) 724-8500 |
| Frank Huntington Real Estate 499 Lake Ave, St James 11780 | (631) 584-6600 |
| Henrietta Homes & Properties 328 Lake Ave, St James 11780 | (631) 862-6999 |
| Pinnacle Properties 737 Jericho Trnpk, St James 11780 | (631) 265-7172 |
| Positive Realty 870 Middle Country Rd, St James 11780 | (631) 265-1101 |
| Prudential Long Island Realty 220 Lake Ave, St James 11780 | (631) 584-7000 |