| Business | Phone |
| Above Net Communications 150 S 1st St # 150, San Jose 95113 | (408) 350-6666 |
| Abovenet Communications 1735 Lundy Ave, San Jose 95131 | (408) 350-6785 |
| Air Broadband Communications 2254 N 1st St, San Jose 95131 | (408) 894-9090 |
| C-Cor Inc 211 River Oaks Pkwy, San Jose 95134 | (408) 521-6800 |
| Callnet Communications 20 Chynoweth Ave, San Jose 95136 | (408) 694-0518 |
| Cellynk Communications 625 River Oaks Pkwy, San Jose 95134 | (408) 324-1791 |
| Chaparra Communications Inc 1435 Koll Cir # 105, San Jose 95112 | (408) 453-3030 |
| Crystal Voice Communications 919 The Alameda, San Jose 95126 | (408) 350-2008 |
| Fujitsu Network Communications 2860 Junction Ave, San Jose 95134 | (408) 432-9427 |
| Global Communications & Eqpt 2072 Rigoletto Dr, San Jose 95122 | (408) 238-2456 |
| Godbe Communications 225 S Cabrillo Hwy Half Moon B, San Jose 95112 | (408) 288-9302 |
| Griffen Communications 1719 Little Orchard St, San Jose 95125 | (408) 971-8213 |
| Ics Integrated Comm Systems 550 Parrott St # C, San Jose 95112 | (408) 491-6000 |
| Innovative Voice Communication 6262 Hopi Cir, San Jose 95123 | (408) 226-0842 |
| Mvp Communications 607 N 1st St, San Jose 95112 | (408) 297-3300 |
| Palaver Communications 2230 Will Wool Dr, San Jose 95112 | (408) 869-8000 |
| Liberte Communications 1575 Sierra Ave, San Jose 95126 | (408) 294-1824 |
| Xcel Communications 1430 Koll Cir # 103, San Jose 95112 | (408) 436-9451 |
| Pizzo Communications 2038 Wente Pl, San Jose 95125 | (408) 267-7568 |
| Brecis Communications 2025 Gateway Pl, San Jose 95110 | (408) 437-9900 |
| Lutchansky Communications 1265 S Bascom Ave, San Jose 95128 | (408) 971-2864 |
| Lva Corporate Communications 950 S Bascom Ave, San Jose 95128 | (408) 283-0269 |
| L-3 Communications 2099 Gateway Pl, San Jose 95110 | (408) 487-1750 |
| Free Communications 1818 Tully Rd, San Jose 95122 | (408) 238-2388 |
| Latte Communications Inc 708 Charcot Ave, San Jose 95131 | (408) 321-9811 |
| Nuera Communications Inc 1754 Technology Dr, San Jose 95110 | (408) 573-9000 |
| Octant Communications Inc 2185 Fortune Dr, San Jose 95131 | (408) 433-4700 |
| Optek Communications 1831 Poetry Dr, San Jose 95131 | (408) 272-4185 |
| Sapphire Communications Inc 1740 Technology Dr, San Jose 95110 | (408) 213-0821 |
| T Win Communications 360 Auburn Way, San Jose 95129 | (408) 296-6105 |
| Satori Communications 1568 Corte De Pearson, San Jose 95124 | (408) 448-6710 |
| Butterfly Communications Inc 2825 N 1st St, San Jose 95134 | (408) 496-6868 |
| Web Nexus Communications 1926 Junction Ave, San Jose 95131 | (408) 933-1400 |
| Larian Communications 6541 Via Del Oro, San Jose 95119 | (408) 754-1460 |
| Morris Communications 3850 Charter Park Dr # B, San Jose 95136 | (408) 267-7200 |
| Springer Communications San Jose 95120 | (408) 268-8557 |