| Business | Phone |
| D & M Plumbing Inc 2964 Stinnett Rd, Huntingtown 20639 | (410) 414-5711 |
| E F Hosselrode & Son Plumbing Holland Cliff Shores, Huntingtown 20639 | (410) 535-3295 |
| Gross Waterproofing Co 2940 Ponds Wood Rd, Huntingtown 20639 | (301) 855-9191 |
| Paul C Hayden Jr & Sons Inc 111 Llewelyn Ln, Huntingtown 20639 | (410) 741-5072 |
| Walls Plumbing & Heating 1895 Emmanuel Church Rd, Huntingtown 20639 | (301) 855-1485 |