| Business | Phone |
| Anthony L Parrino Ii Plumbing Po Box 579, Jarrettsville 21084 | (410) 557-7060 |
| Bedsaul Plumbing & Heating Inc 1339 Knopp Rd, Jarrettsville 21084 | (410) 692-5875 |
| Bill's Plumbing & Heating 1107 Knopp Rd, Jarrettsville 21084 | (410) 557-8033 |
| F W Pivec Plumbing & Heating 1451 Jarrettsville Rd, Jarrettsville 21084 | (410) 692-6572 |
| Kehring Plumbing Inc 3938 Grimm Rd, Jarrettsville 21084 | (410) 692-0466 |
| Larry Ay Inc 3836 Salem Church Rd, Jarrettsville 21084 | (410) 557-8200 |
| Marcum Plumbing Svc 4043 Federal Hill Rd, Jarrettsville 21084 | (410) 557-6200 |
| Watertec Inc Jarrettsville 21084 | (410) 557-0705 |
| Watson's Plumbing & Heating Jarrettsville 21084 | (410) 557-0147 |