| Business | Phone |
| A A On Hold Mrktng/Voice Mall Campbell 95008 | (408) 445-8585 |
| J M Telephone Svc Campbell 95008 | (408) 441-0929 |
| King Telephone Svc Campbell 95008 | (408) 377-4642 |
| Redwood Cto 1901 S Bascom Ave # 1100, Campbell 95008 | (408) 379-2881 |
| Systems Telecom Campbell 95008 | (408) 866-8778 |
| Teladata Solutions Inc Campbell 95008 | (408) 626-9695 |
| Tms 570 Division St, Campbell 95008 | (408) 866-5495 |
| Ttm Communications 1490 Camden Ave, Campbell 95008 | (408) 626-9581 |
| United Phone Lines Inc Po Box 112609, Campbell 95011 | (408) 376-3577 |