| Business | Phone |
| B-Plumbing & Heating Mandan 58554 | (701) 663-5377 |
| Sanitary Plumbing & Heating 104 2nd Ave Ne, Mandan 58554 | (701) 663-9543 |
| Dirk Plumbing & Heating Inc 3905 37th St Nw, Mandan 58554 | (701) 663-3671 |
| No-Dak Plumbing & Heating 501 6th Ave Ne, Mandan 58554 | (701) 663-7085 |
| Mandan Plumbing & Heating 116 W Main St, Mandan 58554 | (701) 663-3719 |
| Hoffman Plumbing & Heating 707 5th Ave Nw, Mandan 58554 | (701) 663-1409 |
| Lloyd's Plumbing & Heating Svc 635 3rd Ave Se, Mandan 58554 | (701) 663-6196 |