| CYF | Cambio Y Fuera
| Others |
| CYF | Campaign for Yosemite Falls
| Others |
| CYF | Can You Fart?
| Others |
| CYF | Catholic Youth Forum
| Others |
| CYF | Catholic Youth Foundation
| Others |
| CYF | Chandler Youth Football
| Others |
| CYF | Charting Your Futures
| Others |
| CYF | Check your facts
| Others |
| CYF | Chefornak, Alaska USA
| Others |
| CYF | Child Youth and Family
| Others |
| CYF | Children and Youth First
| Others |
| CYF | Children Youth and Families
| Others |
| CYF | Children Youth and Family
| Others |
| CYF | Children Youth Family
| Others |
| CYF | Children's Youth And Family
| Others |
| CYF | Chow Yun Fat
| Others |
| CYF | Christian Youth Fellowship
| Others |
| CYF | Commonwealth Youth Forum
| Others |
| CYF | Concord Youth Football
| Others |
| CYF | Cover Your Fanny
| Others |
| CYF | Cross Your Fingers
| Others |