| Abbreviation | Definition |
|---|---|
| CMCF | Central Minnesota Community Foundation |
| CMCF | Charlotte Mecklenburg Community Foundation |
| CMCF | Claude Moore Charitable Foundation |
| CMF | Community Memorial Foundation |
| CMF | Council of Michigan Foundations |
| CMFB | Concordant Multilayer Foundation Bed |
| CMFT | Central Manchester Foundation Trust |
| CMMF | Central Mesabi Medical Foundation |
| CMMF | Chris Mashburn Memorial Foundation |
| CMMF | Christopher Moyes Memorial Foundation |
| CMRF | Canterbury Medical Research Foundation |
| CMRF | Childrens Medical Research Foundation |
| CMSF | Canadian Merit Scholarship Foundation |
| CMSF | Chinese Medical Science Foundation |
| CMTF | Central Mountain Training Foundation |
| CNAF | Canadian National Autism Foundation |
| CNCF | Christina Noble Children's Foundation |
| CNCF | Cloud Native Computing Foundation |
| CNF | Catalyst Network Foundation |
| CNFF | Cleveland National Forest Foundation |