| ATC | A Terrible Cornhead 
| Others |
| ATC | A Touch of Class
| Others |
| ATC | A Triginta Conditum
| Others |
| ATC | A Type Certificate
| Others |
| ATC | Aasa Technology Council
| Others |
| ATC | Aberdeen Test Center
| Others |
| ATC | About The Creators
| Others |
| ATC | Above The Clouds
| Others |
| ATC | Above Top Center
| Others |
| ATC | Absolute Time Command
| Others |
| ATC | Abstract Test Case
| Others |
| ATC | Academic Technology Center
| Others |
| ATC | Academy for Technology and the Classics
| Others |
| ATC | Acadian Thunderbird Club
| Others |
| ATC | Acceleration Torque Control
| Others |
| ATC | Access to Care
| Others |
| ATC | Accountancy Training Centre
| Others |
| ATC | Accounting Technician Certificate
| Others |
| ATC | Achilles Track Club
| Others |
| ATC | Active Temperature Coefficient
| Others |
| ATC | Active Thermal Convection
| Others |
| ATC | Active Thermal Cooling
| Others |
| ATC | Active Tilt Control
| Others |
| ATC | Active Torque Control
| Others |
| ATC | Active Torque Coupling
| Others |
| ATC | Active Trace Control
| Others |
| ATC | Active Traction Control
| Others |
| ATC | Active Training Cell
| Others |
| ATC | Active Transfer Case
| Others |
| ATC | Active Twin Clutch
| Others |
| ATC | Adaptive Team Collaboration
| Others |
| ATC | Adaptive Traffic Control
| Others |
| ATC | Adaptive Transform Coding
| Others |
| ATC | Adaptive Transmission Control
| Others |
| ATC | Addicted To Coke
| Others |
| ATC | Address Translation Control
| Others |
| ATC | Address Translation Controller
| Others |
| ATC | Adhesives Technology Corp
| Others |
| ATC | Adult Training Centre
| Others |
| ATC | Advanced Tactical Center
| Others |
| ATC | Advanced Technical Credit
| Others |
| ATC | Advanced Technologies Center
| Others |
| ATC | Advanced Technologies for Communications
| Others |
| ATC | Advanced Technology Center
| Others |
| ATC | Advanced Technology Centre
| Others |
| ATC | Advanced Technology College
| Others |
| ATC | Advanced Technology Complex
| Others |
| ATC | Advanced Technology Consortium
| Others |
| ATC | Advanced Technology Consulting
| Others |
| ATC | Advanced Technology Council
| Others |
| ATC | Advanced Telecommunications Component
| Others |
| ATC | Advanced Telecommunications Corporation
| Others |
| ATC | Advanced Test Concepts
| Others |
| ATC | Advanced Thermodynamics Corporation
| Others |
| ATC | Advanced Threat Control
| Others |
| ATC | Advanced Traction Control
| Others |
| ATC | Advanced Training Cadet
| Others |
| ATC | Advanced Transfer Cache
| Others |
| ATC | Advanced Transportation Controller
| Others |
| ATC | Afghan Technical Consultant
| Others |
| ATC | After Top Center
| Others |
| ATC | Against The Clock
| Others |
| ATC | Agricultural Technology Center
| Others |
| ATC | Agricultural Telematics Centre
| Others |
| ATC | Ahead of Time Compilation
| Others |
| ATC | Aiken Technical College
| Others |
| ATC | Air Tactical Communications
| Others |
| ATC | Air Tanzania Corporation
| Others |
| ATC | Air Temperature Control
| Others |
| ATC | Air Threat Conference
| Others |
| ATC | Air Traffic Control
| Communication, Transport, Airport |
| ATC | Air Traffic Controller
| Others |
| ATC | Air Traffic Controllers
| Others |
| ATC | Air Training Command
| Others |
| ATC | Air Training Corps
| Others |
| ATC | Air Transport Command
| Others |
| ATC | Air Transport Consultants
| Others |
| ATC | Air Transportable Clinic
| Others |
| ATC | Aircraft Task Cards
| Others |
| ATC | Airlines Too Confident
| Others |
| ATC | Airport Time Capsule
| Others |
| ATC | Airport Traffic Congestion
| Others |
| ATC | Alarm Traffic Controller
| Others |
| ATC | Albany Technical College
| Others |
| ATC | Albany Technical College, Albany, Georgia
| Others |
| ATC | Alcohol and Tobacco Commission
| Others |
| ATC | Alcohol and Tobacco Control
| Others |
| ATC | Alcohol Type Concentrate
| Others |
| ATC | All Terrain Case
| Others |
| ATC | All Terrain Collection
| Others |
| ATC | All Terrain Concept
| Others |
| ATC | All Terrain Crane
| Others |
| ATC | All Terrain Cycle
| Others |
| ATC | All That's Crazy
| Others |
| ATC | All The Children
| Others |
| ATC | All Things Considered
| Others |
| ATC | Allbase Turbo Connect
| Others |
| ATC | Almost Total Conversion
| Others |
| ATC | Aluminum Trailer Company
| Others |
| ATC | American Technical Ceramics
| Others |
| ATC | American Thermoplastic Company
| Others |
| ATC | American Tobacco Company
| Others |
| ATC | American Tractor Company
| Others |
| ATC | American Tractor Corporation
| Others |
| ATC | American Transmission Co
| Others |
| ATC | American Transmission Company
| Others |
| ATC | American Transplant Congress
| Others |
| ATC | American Turkish Council
| Others |
| ATC | American TV and Communications
| Others |
| ATC | American-Turkish Council
| Others |
| ATC | Ampere Time Counter
| Others |
| ATC | AMTRAC Transit Coach
| Others |
| ATC | Anaplastic thyroid cancer
| Others |
| ATC | Anatomical Therapeutic Chemical
| Others |
| ATC | Ancient Traditional Concept
| Others |
| ATC | Anime Topic Chat
| Others |
| ATC | Another Traveling Circus
| Others |
| ATC | Anti Terrorism Court
| Legal |
| atc | anti-platelet Trialists' Collaboration
| Others |
| ATC | Any to Come
| Others |
| ATC | Apeldoorn The Craziest
| Others |
| ATC | Apex Tool Company
| Others |
| ATC | Appalachian Trail Conference
| Others |
| ATC | Appalachian Trail Conservancy
| Others |
| ATC | Applied Technology Center
| Others |
| ATC | Applied Technology Council
| Others |
| ATC | Approved Tachograph Center
| Others |
| ATC | Aquarian Tabernacle Church
| Others |
| ATC | Archery Training Class
| Others |
| ATC | Arctic Technology Conference
| Others |
| ATC | Area Technology Center
| Others |
| ATC | Argentina Televisora Color
| Others |
| ATC | Argo Turboserve Corporation
| Others |
| ATC | Arizona Theatre Company
| Others |
| ATC | Armored Troop Carrier
| Others |
| ATC | Army Tactical Center
| Others |
| ATC | Army Training Center
| Others |
| ATC | Around The Clock
| Others |
| ATC | Art Technology and Culture
| Others |
| ATC | Art Trading Card
| Others |
| ATC | Arthur's Town, Bahamas
| Others |
| ATC | Articulation and Transfer Council
| Others |
| ATC | Artist Trading Card
| Others |
| ATC | Artist trading cards
| Others |
| ATC | Asher Tobin Chodos
| Others |
| ATC | Asian Transmission Corporation
| Others |
| ATC | Asian Triple Club
| Others |
| ATC | Asociacion de Transportadores de Carga
| Others |
| ATC | Assess Test and Consult
| Others |
| ATC | Astute Trainers and Consultants
| Others |
| ATC | Athletic Trainer Certified
| Others |
| ATC | Athletic Training and Conditioning
| Others |
| ATC | Athletic Training Certification
| Others |
| ATC | Atlanta Technical College
| Others |
| ATC | Atlanta Transit Company
| Others |
| ATC | Atlantic Technical Center
| Others |
| ATC | Atlantic Technical College
| Others |
| ATC | Atm Transfer Capability
| Others |
| ATC | Attack The Cripple
| Others |
| ATC | Auburn Towing Company
| Others |
| ATC | Audi Twin Cup
| Others |
| ATC | Audio Tele-Conference
| Others |
| ATC | Augmented Traffic Control
| Others |
| ATC | Austin Technology Council
| Others |
| ATC | Australian Targa Championship
| Others |
| ATC | Australian Tax Cases
| Others |
| ATC | Australian Telecommunications Corporation
| Others |
| ATC | Australian Transport Council
| Others |
| ATC | Austrian Technology Corporation
| Others |
| ATC | Author The Computer
| Others |
| ATC | Author Title and Call
| Others |
| ATC | Authorization to Carry
| Others |
| ATC | Authorized Training Center
| Others |
| ATC | Authorized Training Centre
| Others |
| ATC | Auto Trader Classics
| Others |
| ATC | Auto Traffic Classifier
| Others |
| ATC | Auto Transport City
| Others |
| ATC | Auto Truck Center
| Others |
| ATC | Auto Truck Clinic
| Others |
| ATC | Auto Tuning Centrum
| Others |
| ATC | Autodesk Training Center
| Others |
| ATC | Automated Temperature Control
| Others |
| ATC | Automated Toll Collection
| Others |
| ATC | Automatic Target Cueing
| Others |
| ATC | Automatic Temperature Compensation
| Others |
| ATC | Automatic Temperature Compensator
| Others |
| ATC | Automatic Temperature Control
| Others |
| ATC | Automatic Temperature Conversion
| Others |
| ATC | Automatic Tone Control
| Others |
| ATC | Automatic Tool Change
| Others |
| ATC | Automatic Tool Changer
| Others |
| ATC | Automatic Torque Control
| Others |
| ATC | Automatic Torque Coupling
| Others |
| ATC | Automatic Tourque Control
| Others |
| ATC | Automatic Traction Control
| Others |
| ATC | Automatic Traffic Control
| Others |
| ATC | Automatic Traffic Counter
| Others |
| ATC | Automatic Train Control
| Others |
| ATC | Automatic Transfer Carrier
| Others |
| ATC | Automatic Transfer Case
| Others |
| ATC | Automatic Transfer Control
| Others |
| ATC | Automatic Transmission Control
| Others |
| ATC | Automatic Tube Compensation
| Others |
| ATC | Automatically Tool Change
| Others |
| ATC | Automation Tool Company
| Others |
| ATC | Automobile and Touring Club
| Others |
| ATC | Automobile Test Center
| Others |
| ATC | Automotive Technology Career
| Others |
| ATC | Automotive Technology Centre
| Others |
| ATC | Automotive Technology Certificate
| Others |
| ATC | Automotive Trade Center
| Others |
| ATC | Automotive Training Center
| Others |
| ATC | Automotores Toyota Colombia
| Others |
| ATC | Autonomic and Trusted Computing
| Others |
| ATC | Available Transfer Capacity
| Others |
| ATC | Average Time to Completion
| Others |
| ATC | Average Total Cost
| Others |
| ATC | Average Total Costs
| Others |
| ATC | Aviation Electronics Technician Chief Petty Officer
| Others |
| ATC | Aviation Training Center
| Others |
| ATC | Avocado Turkey Cheese
| Others |
| ATC | Avondale Type Co
| Others |
| ATC | Awesome Thinking Crazy
| Others |
| ATC | Transportation Association of Canada
| Others |
| ATC | Truck Covers
| Others |