| Business | Phone |
| Adroit Wireless Stragegies 301 Harvard Rd, San Mateo 94402 | (650) 558-8543 |
| Advanced Cellular Inc 94 E 3rd Ave, San Mateo 94401 | (650) 685-8388 |
| Asurion 1700 S El Camino Real, San Mateo 94402 | (650) 349-9401 |
| Atlas Mobile 318 S B St, San Mateo 94401 | (650) 375-0108 |
| Bluesoft Inc 1450 Fashion Island Blvd, San Mateo 94404 | (650) 571-0800 |
| Cellular Warehouse 1884 S Norfolk St, San Mateo 94403 | (650) 345-7600 |
| Cingular Wireless 60 E 3rd Ave # 100, San Mateo 94401 | (650) 347-5600 |
| Creative Wireless 209 2nd Ave, San Mateo 94401 | (650) 401-5688 |
| E Mode Wireless 4200 Olympic Ave, San Mateo 94403 | (650) 356-0988 |
| Mobile King Communications 65 E 4th Ave, San Mateo 94401 | (650) 343-8688 |
| Nextel Retail 190 Hillsdale Mall, San Mateo 94403 | (650) 357-1297 |
| P C Telecommunications 106 S B St, San Mateo 94401 | (650) 344-6415 |
| Phone Guys 1600 S El Camino Real, San Mateo 94402 | (650) 212-1777 |
| Sonim Technologies Inc 1875 S Grant St, San Mateo 94402 | (650) 378-8100 |
| Sprint Pcs 1934 S El Camino Real, San Mateo 94403 | (650) 378-6350 |
| Streamline Wireless 1328 W Hillsdale Blvd, San Mateo 94403 | (650) 212-4100 |
| Verizon Wireless 2290 Bridgepointe Pkwy, San Mateo 94404 | (650) 357-0288 |
| Voice Wireless Inc 94 E 3rd Ave, San Mateo 94401 | (650) 347-9928 |
| Wireless 'N More 3555 S El Camino Real, San Mateo 94403 | (650) 554-9000 |
| Wireless Innovations 124 W 25th Ave, San Mateo 94403 | (650) 577-1378 |