| Business | Phone |
| Marlyn Plumbing & Heating Co 726 S Marlyn Ave, Essex 21221 | (410) 686-6313 |
| George C Noulett 347 Maple Ave, Essex 21221 | (410) 391-7550 |
| R & G Plumbing & Heating 313 Back River Neck Rd, Essex 21221 | (410) 391-3919 |
| Vince Scardina Jr Essex 21221 | (410) 391-1844 |
| All State Plumbing Essex 21221 | (410) 686-0606 |
| Catons Plumbing Heating & Clng Essex 21221 | (410) 574-4593 |
| Day & Night Plumbing Essex 21221 | (410) 391-8545 |
| Gabco Plumbing & Heating Inc 522 S Marlyn Ave, Essex 21221 | (410) 391-1212 |
| Hayes-Osborne Plumbing & Htg 831 Middlesex Rd, Essex 21221 | (410) 682-9682 |
| J P Waterworks Inc Essex 21221 | (410) 238-1827 |
| J Smith & Sons 510 Orems Rd # I, Essex 21221 | (410) 284-2183 |
| Stern Mechanical Inc 201 S Marlyn Ave, Essex 21221 | (410) 574-8611 |
| William P Amrhein Inc 519 Eastern Blvd, Essex 21221 | (410) 686-4868 |