| Business | Phone |
| Brookville Plumbing 268 Main St, Port Washington 11050 | (516) 626-1111 |
| Phillip Brill Assoc Inc 270 Main St, Port Washington 11050 | (516) 944-7720 |
| Plumbing Pro Corp 38 Sintsink Dr E, Port Washington 11050 | (516) 767-3200 |
| Port Plumbing & Heating 14 Secatoag Ave, Port Washington 11050 | (516) 883-1996 |
| Prudente Plumbing & Heating Co 186 Main St, Port Washington 11050 | (516) 944-3636 |
| J C Plumbing 15 Cow Neck Rd, Port Washington 11050 | (516) 883-7911 |
| J Charles Frank & Son 186 Main St, Port Washington 11050 | (516) 883-4411 |
| Shields Plumbing & Heating 267 Main St, Port Washington 11050 | (516) 767-0300 |
| Minutemen Sewer & Drain Inc Port Washington 11050 | (516) 767-1030 |
| N & J Plumbing & Heating Corp 73 Manorhaven Blvd, Port Washington 11050 | (516) 883-1238 |
| Ventura Plumbing & Heating 14 Henderson Ave, Port Washington 11050 | (516) 767-7569 |
| W E Bonnie Contracting Inc 38 Sintsink Dr E, Port Washington 11050 | (516) 767-0002 |