| Business | Phone |
| Davidow Davidow Seigel & Stern 13105 Route 25, Mattituck 11952 | (631) 298-9600 |
| William C Goggins 13105 Main Rd, Mattituck 11952 | (631) 298-4200 |
| Keegan & Keegan 315 Westphalia Rd, Mattituck 11952 | (631) 298-1200 |
| Keith J Kalmus Law Offices 13705 Main Rd, Mattituck 11952 | (631) 298-0025 |
| Wickham Bressler Gordon Geasa 10315 Main Rd, Mattituck 11952 | (631) 298-8353 |