| Abbreviation | Definition |
|---|---|
| CTYS | Central Toronto Youth Services |
| CVYO | Colne Valley Youth Orchestra |
| CVYR | Crown Valley Youth Ranch |
| CWCY | Center for Women Children Youth |
| CWCY | Center on Wrongful Convictions of Youth |
| CWYC | Christopher Wahl Youth Center |
| CWYC | City Wide Youth Coalition |
| CWYC | City Wide Youth Connection |
| CWYC | City Wide Youth Council |
| CWYL | Coventry and Warwickshire Youth League |
| CY | Children and Youth |
| CYA | California Youth Authority |
| CYA | California Youth AuthorityCYACanadian |
| CYA | CAMHS Youth Advisors |
| CYA | Canberra Youth Ambassador |
| CYA | Catholic Youth Apostolate |
| CYA | Chantilly Youth Association |
| CYA | Clearwater Youth Alliance |
| CYA | Community Youth Advance |
| CYA | Community Youth in Action |