| Business | Phone |
| Air Control Systems Inc 1901 Nancita Cir, Placentia 92870 | (714) 777-9685 |
| Aire Aide Co Yorba Linda Blvd & Kraemeramp;, Placentia 92870 | (714) 524-7238 |
| Achp Svc Placentia 92870 | (714) 993-2247 |
| Air Concepts 1890 E Miraloma Ave, Placentia 92870 | (714) 577-5793 |
| Air Cool 501 Swanson Ave, Placentia 92870 | (714) 390-1899 |
| Aire Aide Co Yorba Linda Blvd & Kraemeramp;, Placentia 92870 | (714) 635-8282 |