| Business | Phone |
| D P Smelser & Sons Inc 405 High St, New Windsor 21776 | (410) 635-6500 |
| Gregory C Fryfogle Plumbing 2050 Baile Dr, New Windsor 21776 | (410) 875-0300 |
| Plumbing Heating & Supplies 900 Wakefield Valley Rd, New Windsor 21776 | (410) 848-5300 |
| Superior Plumbing Inc New Windsor 21776 | (410) 875-5923 |