ATC

ATC môže byť:

 Above The Clouds, hudobná skupina
 Adaptive Transform Coding
 Adari Tele Comp
 Advanced tactical center
 Advanced Technology Center
 Advanced Technology Center (DBCC)
 Agreement on Textiles and Clothing
 Air traffic control
 Air Training Command, predchodca Air Education and Training Command Amerického letectva
 Air Training Corps
 Air Training Corps (Nový Zéland)
 Air Transport Command, predchodca Military Air Transport Service
 ALCOA Technical Center
 "All-terrain (motor)cycle" — terénny motocykle, pozri terénne vozidlo
 All Things Considered, rozhlasová relácia v USA
 American Thermoplastic Company
 American Turkish Council
 Anatomicko-terapeuticko-chemický klasifikačný systém, systém na klasifikáciu liekov
 Aquarian Tabernacle Church
 Argentina Televisora Color, argentínska štátna televízia
 Artist trading cards
 Asia and The Pacific Ocean Trade Center
 A Touch of Class skr. ATC, nemecká eurodance skupina
  horolezecký nástroj
 Athletic Trainer Certified
 Atlanta Transit Company, firma 1950 – 1972
 Audio Tele-Conference
 Austin Technology Council
 Austin Title Company
 Australian Telecommunications Commission, dnes Australian Telecommunications Corporation
 Autodesk Authorised Training Centre
 Automatic traction control
 Automatic Train Control
 "average total cost" = priemerné celkové náklady
 Anatomical Therapeutic Chemical Classification System for Human Medicines (ATC)