| Business | Phone |
| Acd Telecommunications 217 Avocet Ct, Foster City 94404 | (925) 828-8982 |
| Comm World Of San Francisco 550 Pilgrim Dr # L, Foster City 94404 | (650) 358-8700 |
| Lcr Svc Inc 1820 Gateway Dr, Foster City 94404 | (650) 345-6605 |
| Premysis 1820 Gateway Dr, Foster City 94404 | (650) 685-8490 |