| CCAST | Center for Computationally Assisted Science and Technology 
| Others |
| CCAST | China Center for Advanced Science and Technology
| Others |
| CCAST | China Center of Advanced Science and Technology
| Others |
| CCAST | Collaborative Conservation and Adaptation Strategy Toolbox
| Others |
| CCAST | Colorado Center for Applied Systemic Thinking
| Others |
| CCAST | Community College of Applied Science and Technology
| Others |
| CCAST | Cross Cultural Alcoholism Screening Test
| Others |