| Business | Phone |
| Double Header 1150 Arnold Dr # D, Martinez 94553 | (925) 228-5100 |
| Cellular Warehouse Inc 1029 Arnold Dr # 7, Martinez 94553 | (925) 228-5600 |
| Clearcom Wireless Morello Ave, Martinez 94553 | (925) 672-0123 |
| Ez Go Wireless 481 Dale Rd, Martinez 94553 | (925) 228-8405 |