| Abbreviation | Definition |
|---|---|
| CCPA | Council of Content Providers and Aggregators |
| CCRA | Chemical Corps Regimental Association |
| CCRN | Connecticut Career Resource Network |
| CCS | Canadian Cardiovascular Society |
| CCSA | Canadian Catholic Students Association |
| CCSA | Child Care Services Association |
| CCSA | Chinese Christian Softball Association |
| CCSA | Chinese Culture Study Association |
| CCSA | Christ Church Schools Association |
| CCSA | Concordia Chinese Students Association |
| CCSM | Czech Committee for Scientific Management |
| CCSSO | Council of Chief State School Officers |
| CCST | Career Colleges and Schools of Texas |
| CCTA | California Cable Telecommunications Association |
| CCTA | Canadian Cable Telecommunications Association |
| CCTA | China Cotton Textile Association |
| CCTA | Collagen Casings Trade Association |
| CCTM | Colorado Council of Teachers of Mathematics |
| CDA | Canadian Dental Association |
| CDA | Canadian Dermatology Association |