| Abbreviation | Definition |
|---|---|
| CHCF | California Health Care Foundation |
| CHEF | Comprehensive Health Education Foundation |
| CHF | California Homebuilding Foundation |
| CHF | Canine Health Foundation |
| CHF | Chemical Heritage Foundation |
| CHFT | California Health Foundation And Trust |
| CHPF | Caring House Project Foundation |
| CHPF | China Health Promotion Foundation |
| CHRF | Child Health Research Foundation |
| CIAF | Cochlear Implant Awareness Foundation |
| CICF | Calgary Italian Canadian Foundation |
| CICF | Cecil Iris Chaudhry Foundation |
| CICF | Central Indiana Community Foundations |
| CICF | Cincinnati Incorporated Charitable Foundation |
| CIF | Communication and Information Foundations |
| CIFF | Children's Investment Fund Foundation |
| CIGF | Commonwealth Inclusive Growth Foundation |
| CIIRD | Canada-Israel Industrial Research and Development Foundation |
| CILF | Central Illinois Landmarks Foundation |
| CINF | Central Illinois Neuroscience Foundation |