| Business | Phone |
| Thomas Heating & Cooling 3201 Shaw Ferry Rd, Lenoir City 37772 | (865) 988-3644 |
| City Heating & Air 7203 Highway 11 E, Lenoir City 37772 | (865) 988-8512 |
| Darrell Moats Htg & Cooling 306 Highland Cir, Lenoir City 37772 | (865) 986-4328 |
| Quality Service Co Lenoir City 37771 | (865) 986-8363 |
| Geagley Heat & Air 1825 Highway 70 W, Lenoir City 37771 | (865) 986-1887 |
| Honest Heat & Air 321 Babbs Rd, Lenoir City 37771 | (865) 717-8181 |