| Business | Phone |
| Cellular X 4200 Chino Hills Pkwy # 140, Chino Hills 91709 | (909) 631-2988 |
| Multicell Wirless Chino Hills 91709 | (909) 591-8860 |
| Amp Mobile 2935 Chino Ave # E4, Chino Hills 91709 | (909) 902-9900 |
| T-Mobile 3360 Grand Ave, Chino Hills 91709 | (909) 591-5643 |