| Business Name | Phone | Address | zip code |
| American Water Heater Company | (423)232-1400 | 2203 McKinley Road | 37604 |
| Ferguson Bath & Kitchen Gallery | (423)282-4955 | 3104 Hanover Road | 37604 |
| Coastal Supply CO Inc | (423)434-0100 | 3107 Industrial Drive | 37604 |
| Summers Hardware & Supply | (423)461-4700 | 400 Buffalo Street | 37604 |
| Modern Supply CO | (423)928-0302 | 3409 West Market Street | 37604 |
| East Tennessee Heating & Cooling | (423)282-1078 | 501 Rolling Hills Drive | 37604 |
| Air Experts | (423)926-3884 | 2501 West Walnut Street | 37604 |
| Hedges & Street Heating and Air | (423)926-4060 | 2701 West Market Street | 37604 |
| Central Heating & A/c | (423)926-4559 | 1619 1/2 W Market St | 37604 |
| Walls Heating & Cooling Inc | (423)926-4763 | 130 Hopper Road | 37604 |
| Cox Gene Mechanical Contractors | (423)926-5062 | 314 West Main Street | 37604 |
| Ray's Heat & Air | (423)926-7372 | 511 W Walnut St | 37604 |
| HEB Heating & Cooling | (423)928-2228 | 108 Lp Auer Road | 37604 |
| Fair's Steve Air Conditioning | (423)928-4548 | 224 West Market Street | 37604 |
| Airko | (423)854-0055 | 3200 Hanover Road | 37604 |
You can also check out Heating And Ventilating Contractors in Johnson City