| Business | Phone |
| Mid-Island Emergency Cesspool Deer Park 11729 | (631) 586-6088 |
| Evergreen Custom Cesspool 4 Evergreen Pl, Deer Park 11729 | (631) 667-6890 |
| Inter-Island Cesspool Svc 80 Suburban Ave, Deer Park 11729 | (631) 243-0167 |
| Rgm Liquid Waste Removal 972 Nicolls Rd, Deer Park 11729 | (631) 586-0002 |
| Wilson Cesspool Svc 4 Evergreen Pl, Deer Park 11729 | (631) 261-1178 |