| ATB | Abandon The Box 
| Others |
| ATB | Ability to Benefit
| Others |
| ATB | Ability Tone Black
| Others |
| ATB | Above-ground Telecommunications Backbone
| Others |
| ATB | Absolutely The Best
| Others |
| ATB | Accounting Terminology Bulletins
| Others |
| ATB | Across The Board
| Others |
| ATB | Action Timed Battle
| Others |
| ATB | Activate The Beacons
| Others |
| ATB | Active Time Bar
| Others |
| ATB | Active Time Battle
| Others |
| ATB | Active Timed Battle
| Others |
| ATB | Active Turn Based
| Others |
| ATB | Advanced Technology Bomber
| Others |
| ATB | Advanced Thermal Batteries
| Others |
| ATB | Advanced Training Base
| Others |
| ATB | Aeration Test Burner
| Others |
| ATB | After the Bell
| Others |
| ATB | Aged Trial Balance
| Others |
| ATB | Air Travel Bureaua
| Others |
| ATB | Alberta Treasury Branch
| Others |
| ATB | Alberta Treasury Branches
| Others |
| ATB | Alberta Treasury Branches aka ATB Financial
| Others |
| ATB | Alexa Tool Bar
| Others |
| ATB | All Terrain Bass
| Others |
| ATB | All Terrain Bicycle
| Others |
| ATB | All Terrain Bike
| Others |
| ATB | All Terrain Bikes
| Others |
| ATB | All Terrain Binoculars
| Others |
| ATB | All Terrain Board
| Others |
| ATB | All Terrain Boarding
| Others |
| ATB | All Terrian Binoculars
| Others |
| ATB | All The Best
| Others |
| ATB | All Things Bright
| Others |
| ATB | All Tobacco Burst
| Others |
| ATB | All Trunks Busy
| Others |
| ATB | All-Terrain Bike
| Others |
| ATB | Alternative Technology Base
| Others |
| ATB | Amazon Tree Boa
| Others |
| ATB | America The Beautiful
| Others |
| ATB | American The Beautiful
| Others |
| ATB | Amsterdam Trade Bank
| Others |
| ATB | André Tanneberger
| Others |
| ATB | Andy Timmons Band
| Others |
| ATB | Annual Technology Baseline
| Others |
| ATB | Anti-Tank Battalion
| Others |
| ATB | Appellate Tax Board
| Others |
| ATB | Approved Training Body
| Others |
| ATB | Aquatic Toxicology Branch
| Others |
| ATB | Arab Tunisian Bank
| Others |
| ATB | Arch, Top, and Back
| Others |
| ATB | Arizona Travel Ball
| Others |
| ATB | Around the Bay Road Race
| Others |
| ATB | Around the Buoys
| Others |
| ATB | Articulated Total Body
| Others |
| ATB | Articulated Tug and Barge
| Others |
| ATB | Articulated Tug Barge
| Others |
| ATB | Articulated Tug Barges
| Others |
| ATB | Arts Transcending Borders
| Others |
| ATB | Asked To Buy
| Others |
| ATB | Asphalt Treated Base
| Others |
| ATB | Association Tripartite Bourses
| Others |
| ATB | Associative Topology Bus
| Others |
| ATB | Atbara Airport
| Others |
| ATB | Atlanta Thorough Breds
| Others |
| ATB | Atmospheric Tower Bottoms
| Others |
| ATB | Auto Transport Brokers
| Others |
| ATB | Automated Ticket and Boarding
| Others |
| ATB | Automated Ticketing and Boarding
| Others |
| ATB | Automated Topology Builder
| Others |
| ATB | Automated Torpedo Boat
| Others |
| ATB | Automatic Torque Biasing
| Others |
| ATB | Automotive Training Board
| Others |
| ATB | Autonomous Telematic Box
| Others |
| ATB | Aviation Test Board
| Others |
| ATB | Azienda Trasporti Bergamo
| Others |