| Business | Phone |
| Swenson's Plumbing & Heating 216 6th St, Devils Lake 58301 | (701) 662-2419 |
| Mack Plumbing 5106 91st Ave Ne, Devils Lake 58301 | (701) 398-3010 |
| Hasse Plumbing & Heating 308 4th St, Devils Lake 58301 | (701) 662-2983 |
| Klemetsrud Plumbing Heating Ac 217 4th St, Devils Lake 58301 | (701) 662-4934 |