• High-Tech Communications Inc
  
• Make My Calls
  2531 State St
• Cross Telecom
  2382 Faraday Ave
• Commworld Of San Diego North
  
• River Telecommunications
  5845 Avenida Encinas # 130
• Salient Networks
  5750 Fleet St
• Automated Communications
  2075 Corte Del Nogal
• MACH Networks
  1930 Palomar Point Way