| Business | Phone |
| Vilandre Heating Air Cond Plbg 701 N 7th St, Grand Forks 58203 | (701) 775-4675 |
| Total Comfort Heating Air Cond 1693 Rusty Ln Ne, Grand Forks 58201 | (701) 746-5604 |
| Eastside Heating & Air Cond 701 N 7th St, Grand Forks 58203 | (218) 779-1508 |
| Morrison Heating-Air 610 N 24th St, Grand Forks 58203 | (701) 792-3903 |
| Hastings Heating & Air Cond 1409 12th Ave S, Grand Forks 58201 | (701) 772-3473 |