| Business | Phone |
| Best Tech Inc 5235 Avenida Encinas, Carlsbad 92008 | (760) 931-5180 |
| Cingular Wireless 6769 Mallee St, Carlsbad 92009 | (760) 603-0727 |
| Clearwave Wireless 6019 Paseo Del Norte, Carlsbad 92009 | (760) 212-4288 |
| Allstate Cellular 2525 El Camino Real, Carlsbad 92008 | (760) 720-3939 |
| Radio Shack 2525 El Camino Real # 234, Carlsbad 92008 | (760) 729-2602 |
| Mobile Solution Corp 5630 Paseo Del Norte, Carlsbad 92008 | (760) 438-8784 |