| Business | Phone |
| Affordable Climate Control 203 Greenstone Cir, Duncanville 75116 | (972) 672-9486 |
| Coomes Air Conditioning & Htg 718 E Highway 67, Duncanville 75137 | (972) 296-2604 |
| Morrison Heating & Air 1706 Crescent Ln, Duncanville 75137 | (972) 709-7019 |
| Tipco Mechanical Svc 706 Linkcrest Dr, Duncanville 75137 | (972) 296-8777 |
| Polar Air 200 S Hastings St, Duncanville 75116 | (972) 296-0154 |
| Rog-Air 1107 Dula Cir, Duncanville 75116 | (972) 296-5017 |
| Vsr Sales & Svc Duncanville 75116 | (972) 780-7838 |
| Wolverton Co Inc 118 W Fairmeadows Dr, Duncanville 75116 | (972) 296-2665 |