| Business | Phone |
| Alps Air Conditioning & Htg 1523 W Struck Ave # E, Orange 92867 | (714) 634-8860 |
| County Heating & Air Cond Inc 1948 W Collins Ave, Orange 92867 | (714) 639-9981 |
| Discount Plumbing Htg & Ac 358 S Main St # 43, Orange 92868 | (714) 995-4677 |
| Equal Air Balance Co Inc 147 E Bristol Ln, Orange 92865 | (714) 637-3500 |
| A People's Choice A-C & Refrig 639 E Almond Ave, Orange 92866 | (714) 537-9450 |
| Add Air Inc 1080 N Batavia St, Orange 92867 | (714) 997-2969 |
| Air Connection 1411 N Batavia St # 112, Orange 92867 | (714) 538-2653 |
| Air Pro Supply Inc 1814 N Neville St, Orange 92865 | (714) 921-4007 |
| Aire Aide Co Chapman & Main Stamp;, Orange 92865 | (714) 635-8282 |
| Alps Air Conditioning & Htg 747 W Katella Ave, Orange 92867 | (714) 634-8860 |
| Autumn Air 977 N Elm St, Orange 92867 | (714) 744-4432 |
| Avis Plumbing Heating & Ac Orange 92868 | (714) 978-3989 |
| Best Air Conditioning & Heat 959 N Elm St # A, Orange 92867 | (714) 937-1980 |
| Blaco Heating & Air Cond 2145 E Quincy Ave, Orange 92867 | (714) 744-6389 |
| James Snook Conditioning Po Box 1305, Orange 92856 | (949) 548-5272 |
| Dgl Air Conditioning & Htg 1650 N Glassell St # E, Orange 92867 | (949) 588-6009 |
| Freedom Plumbing Heating Air 1050 W Katella Ave # E, Orange 92867 | (714) 538-1411 |
| Horizon Heating & Air Cond 2453 N Cottage Hill Dr, Orange 92867 | (714) 974-3702 |
| International Mechanical Svc Orange 92867 | (714) 639-3995 |
| Reliable Heating & Air 983 N Elm St, Orange 92867 | (714) 838-2075 |
| Ric's Heating & Air Cond 936 N Enterprise St, Orange 92867 | (714) 771-0702 |
| Rnr Air Inc 1234 W Collins Ave, Orange 92867 | (714) 997-1911 |
| Santa Ana Air Conditioning Orange 92867 | (714) 639-8456 |
| Spicer Mechanical 1315 N Tustin St # 230, Orange 92867 | (714) 279-9100 |