| Abbreviation | Definition |
|---|---|
| CYBER | Covenant Youth Being Ever Ready |
| CYBL | Cactus Youth Baseball League |
| CYBL | Canadian Youth Basketball League |
| CYBL | Chamberlayne Youth Basketball league |
| CYBL | Chelmsford Youth Basketball League |
| CYBL | Chelsea Youth Basketball League |
| CYBL | Chillicothe Youth Baseball League |
| CYBL | Colchester Youth Basketball League |
| CYBT | Coastal Youth Ballet Theatre |
| CYC | California Youth Connection |
| CYC | California Youth Conservatory |
| CYC | Catholic Youth Camp |
| CYC | Catholic Youth Care |
| CYC | Catholic Youth Center |
| CYC | Chicago Youth Centers |
| CYC | Child and Youth Care |
| CYC | Children Youth Council |
| CYC | Chinatown Youth Center |
| CYC | Chinese Youth Club |
| CYC | Christadelphian Youth Circle |