| Business | Phone |
| Acme Precast Products Inc 612 Union Ave, Holtsville 11742 | (631) 289-0833 |
| Cesspool Medic 194 Morris Ave # 5, Holtsville 11742 | (631) 207-0031 |
| Dave Lange Sewer Svc 652 Union Ave, Holtsville 11742 | (631) 447-5252 |
| Priority Cesspool Sewer 652 Union Ave, Holtsville 11742 | (631) 447-8282 |
| Sewerman Drain Cleaning 8 Cougar Ct, Holtsville 11742 | (631) 924-7502 |