| Business | Phone |
| Accurate Electronics 9000 Fullbright Ave, Chatsworth 91311 | (818) 882-5858 |
| Hi-Quality Products 8967 Oso Ave # B, Chatsworth 91311 | (818) 993-8379 |
| Renau Electronic Lab 9560 Owensmouth Ave, Chatsworth 91311 | (818) 341-1994 |
| Bestcon 9601 Owensmouth Ave # 30, Chatsworth 91311 | (818) 718-0876 |
| Hi-Tech Electronics 9424 Eton Ave, Chatsworth 91311 | (818) 709-3800 |