| Acronym | Definition |
|---|
| CCTB➣Common Consolidated Tax Base (EU) |
| CCTB➣Chicago Convention and Tourism Bureau |
| CCTB➣Central Compilation and Translation Bureau (China) |
| CCTB➣Carbondale Convention & Tourism Bureau (Carbondale, IL) |
| CCTB➣Canadian Child Tax Benefit |
| CCTB➣Club Cycliste des Toques Blanches (French cycling club) |
| CCTB➣Cryogenic Component Testbed |
| CCTB➣Communauté de Communes Tallard-Barcillonnette (French: Tallard-Barcelonnette Community of Communes; Tallard-Barcelonnette, France) |
| CCTB➣California Central Trust Bank Corporation |
| CCTB➣Close Combat Testbed |