| Business | Phone |
| Montgomery Telco Svc 2204 Plant Ave, Redondo Beach 90278 | (310) 214-3046 |
| Schooley Mitchell Telecom 2310 Curtis Ave # B, Redondo Beach 90278 | (310) 793-0711 |
| Will Communications Inc 2627 Manhattan Beach Blvd, Redondo Beach 90278 | (310) 536-9777 |