| Business | Phone |
| Affordable Air & Heating Co 4030 Hayes St Ne, Columbia Heights 55421 | (763) 706-8412 |
| Anderson Heating & Air Cond 4347 Central Ave Ne, Columbia Heights 55421 | (763) 781-6511 |
| Northeast Heating & Air Cond 4347 Central Ave Ne, Columbia Heights 55421 | (763) 781-2776 |