• Teledesign Systems
  1729 S Main St
• Caydan
  188 Greentree Way
• Bay Telephone Svc Inc
  879 Ames Ave
• Alcatel Network Systems
  720 S Milpitas Blvd
• Blue7 Communications
  1900 Mccarthy Blvd # 205
• Aster Telesolutions Inc
  1613 S Main St # 104