| Abbreviation | Definition |
|---|---|
| BTTR | Beagles To The Rescue |
| BTW | Border Terrier Welfare |
| BWD | Big White Dog |
| BYOD | Bring Your Own Dog |
| CAFC | Canadian Amateur Field Champion |
| CARE | Central Arkansas Rescue Effort |
| CAT | Champion All Time |
| CBR | Chesapeake Bay Retriever |
| CC | Coursing Champion |
| CCCQ | Canine Control Council Queensland |
| CCDSA | Capital City Dog Sport Association |
| CCDT | CATCH Certified Dog Trainer |
| CCGM | Collie Club of Greater Miami |
| CCI | Canine Companions for Independence |
| CCKC | Cyclone Country Kennel Club |
| CCPDT | Certification Council for Pet Dog Trainers |
| CCPDT | Certification Council for Professional Dog Trainers |
| CCR | Curly-Coated Retriever |
| CD | Companion Dog |
| CDOG | Campus Dog Owners Group |