| Abbreviation | Definition |
|---|---|
| CAPN | Classical Association of the Pacific Northwest |
| CAPPA | California Alternative Payment Program Association |
| CAPPA | Campus Advocates and Prevention Professionals Association |
| CAPPA | Central Association of Physical Plant Administrators |
| CAPPS | California Association of Photocopiers and Process Servers |
| CAPPS | California Association of Private Postsecondary schools |
| CAPRE | Community Association of People for REAL Enterprise |
| CAPSA | Community Addictions Peer Support Association |
| CAPSC | Calgary Association of Parents and School Councils |
| CAPSE | California Association of Professors of Special Education |
| CAPT | California Association of Psychiatric Technicians |
| CAPT | Canadian Association for Psychodynamic Therapy |
| CAPT | Carolinas Association for Passenger Trains |
| CAPT | Crosscreek Association of Parents Teachers |
| CAPTA | Cary Apex Piano Teachers Association |
| CAQP | China Association for Quality Promotion |
| CARA | California Advancement Researchers Association |
| CARA | California Association for Research in Astronomy |
| CARA | Canadian Adventure Racing Association |
| CARA | Catalina Amateur Repeater Association |