| Business | Phone |
| B & J Barker's Heating & Air 377 Douglas Chapel Rd, Jonesborough 37659 | (423) 753-8991 |
| B & W Cooling & Heating 201 Kinchloe Mill Rd, Jonesborough 37659 | (423) 349-4080 |
| Newman Heating & Air Cond 1066 Boones Creek Rd, Jonesborough 37659 | (423) 753-7788 |
| Gross Mechanical 577 Matson Rd, Jonesborough 37659 | (423) 926-2387 |