| Abbreviation | Definition |
|---|---|
| CTFP | Certificate in Tertiary Foundation Programme |
| CTGF | California Trails & Greenways Foundation |
| CTRF | Canadian Tobacco Research Foundation |
| CTSF | Cure Tay Sachs Foundation |
| CTTF | Children of Tibet Trust Foundation |
| CTUF | Chicago Teachers Union Foundation |
| CTWF | Clean The World Foundation |
| CURF | Clemson University Research Foundation |
| CUSF | Champaign Urbana Schools Foundation |
| CVCF | Central Valley Community Foundation |
| CVCF | Chilkat Valley Community Foundation |
| CVCF | Chula Vista Charitable Foundation |
| CVCF | Credit Valley Conservation Foundation |
| CVDF | Common Visual Data Foundation |
| CVF | California Voter Foundation |
| CVF | California Voter Foundation's |
| CVF | Computer Vision Foundation |
| CVF | Continuum Veterans Foundation |
| CVF | Creative Visions Foundation |
| CVF | Cultural Video Foundation |