| CCDT | Callander Community Development Trust 
| Others |
| CCDT | Cambusbarron Community Development Trust
| Others |
| CCDT | Canadian Children's Dance Theatre
| Others |
| CCDT | Canadian Contemporary Dance Theatre
| Others |
| CCDT | Cancer Cell Death and Therapy
| Others |
| CCDT | CATCH Certified Dog Trainer
| Others |
| CCDT | Chiadzwa Community Development Trust
| Others |
| CCDT | Chicago Cubs Draft Tracker
| Others |
| CCDT | Chichester Community Development Trust
| Others |
| CCDT | Cirencester Community Development Trust
| Others |
| CCDT | Cleveland Contemporary Dance Theatre
| Others |
| CCDT | Client Channel Definition Table
| Others |
| CCDT | Client Connection Definition Table
| Others |
| CCDT | Club Car Diagnostics Tool
| Others |
| CCDT | Club Cycliste Detroit de Tanger
| Others |
| CCDT | Cocoon Central Dance Team
| Others |
| CCDT | Collaborative Curriculum Design Tool
| Others |
| CCDT | Colour Classifier Design Tool
| Others |
| CCDT | Command Clearance Diving Team
| Others |
| CCDT | Committed Communities Development Trust
| Others |
| CCDT | Complex Chronic Disease Team
| Others |
| CCDT | Concentration of Carbohydrate Deficient Transferrin
| Others |
| CCDT | Confraternity of Christian Doctrine Translation
| Others |
| CCDT | Corpus Cavernosum Drug Test
| Others |
| CCDT | Creative Circle Design Team
| Others |
| CCDT | Crescent City Doubloon Traders
| Others |
| CCDT | Current Cancer Drug Targets
| Others |