| Abbreviation | Definition |
|---|---|
| CCCA | Canadian Correspondence Chess Association |
| CCCB | Canadian Conference of Catholic Bishops |
| CCCC | Canadian Corkscrew Collectors Club |
| CCCC | Community Catholic Church of Canada |
| CCCD | Canadian Council of Career Development |
| CCCE | Canadian Community of Corporate Educators |
| CCCF | Canadian Child Care Federation |
| CCCF | Critical Care Canada Forum |
| CCCG | Canadian Conference on Computational |
| CCCG | Canadian Conference on Computational Geometry |
| CCCGC | Canadian Computer Charity Golf Classic |
| CCCIP | Canadian Collaborating Centres for Injury Prevention |
| CCCJ | Canadian Chamber of Commerce in Japan |
| CCCJ | Canadian Chamber of Commerce Japan |
| CCCJ | Canadian Council of Christians and Jews |
| CCCL | Canadian College of Construction |
| CCCME | Canadian Commission on Construction Materials Evaluation |
| CCCN | Canadian Council of Cardiovascular Nurses |
| CCCN | Canadian Culture and Communication for Nurses |
| CCCO | Canadian Capital Cities Organization |