| Abbreviation | Definition |
|---|---|
| CCSW | Certified Community Service Worker |
| CCT | Certified Casper Technician |
| CCT | Cisco Certified Technician |
| CCT® | Certified Composites Technician |
| CCTI | Certified Clinical Trial Investigator |
| CCTO | Certified Chief Technology Officer |
| CCTP | Certificate of College Teaching Preparation |
| CCTP | Certified Clinical Trauma Professional |
| CCTS | Certificate in Clinical and Translational Science |
| CCTS | Certified Ceramic Tile Salesperson |
| CCTS | Certified Ceramic Tile Specialist |
| CCTS | Certified Corporate Trust Specialist |
| CCTT | Center for Certification Training Testing |
| CCTT | Certified Cabling Test Technician |
| CCTT | Certified Cervical and Temporomandibular Therapist |
| CCUV | Certified Credit Union Volunteer |
| CCVI | Certificate for Confirmation of Visa Issuance |
| CCVO | Combined Certificate of Value and Origin |
| CCVO | Combined Certificate of Value Origin |
| CCWF | Certified Commercial Window Fabricator |