| Business | Phone |
| Affordable Service Appliance El Cajon 92019 | (619) 672-6288 |
| Bert's Mobile Home Sales 1143 E Main St, El Cajon 92021 | (619) 442-3473 |
| Beyer Heating & Air Cond 1090 Ellen Ln, El Cajon 92019 | (619) 579-1139 |
| Bob Jenson Air Conditioning 1347 Broadway, El Cajon 92021 | (619) 440-5634 |
| Finest City Heating & Air Cond 1069 Vernon Way, El Cajon 92020 | (619) 449-4489 |