| Business | Phone |
| Bustamante's Refrigeration 780 N Industrial Park Ave, Nogales 85621 | (520) 281-2766 |
| Enrique's Heating & Air Cond 2567 N Grand Ave # B, Nogales 85621 | (520) 281-0397 |
| Frontier Heating & Cooling Inc 950 N Industrial Park Ave, Nogales 85621 | (520) 281-1195 |
| M & M Heating & Air Cond 670 N Sonoita Ave, Nogales 85621 | (520) 287-3770 |
| Reyes Heating & Air Cond 567 W Elm St, Nogales 85621 | (520) 287-9140 |