| Business | Phone |
| Goodman Communications West 8100 Remmet Ave # 1, Canoga Park 91304 | (818) 337-2700 |
| Abc Telecommunications 22148 Sherman Way, Canoga Park 91303 | (818) 610-3900 |
| Atkal Communications 7246 Eton Ave, Canoga Park 91303 | (818) 340-5700 |
| Vartel 6901 Topanga Canyon Blvd, Canoga Park 91303 | (818) 703-0832 |
| International Services Outsourcing 5845 Linking Avenu, Canoga Park 91731 | (626) 531-6080 |
| International Services Outsourcing 5845 Linking Avenu Canoga Park, Canoga Park 91731 | (626) 531-6080 |