| Business | Phone |
| Affordable Air Conditioning Vandalia 62471 | (618) 283-9058 |
| Stombaugh's Heating & Air Cond 329 S 1st St, Vandalia 62471 | (618) 283-0142 |
| Lay's Refrigeration Cond A/C 117 N 6th St, Vandalia 62471 | (618) 283-9464 |
| Kelly Heating & Cooling Inc Rr 1 Box 378c, Vandalia 62471 | (618) 283-4572 |