CAC
[1] Central Arbitration Control - zentralgesteuerter Buszugriff[2] Customer Access Connection (local loop)
[3] Commercial Action Committee (CEPT)
[4] Central Arizona College (USA, http://www.cac.cc.az.us/ )
[5] Calling-card Authorization Center
[6] Carrier Access Code
[7] Circuit Administration Center
[8] Customer Administration Center
[9] Cascavel, Brazil - internationale Fughafen-Kennung