| CYA | California Youth Authority 
| Others |
| CYA | California Youth AuthorityCYACanadian
| Others |
| CYA | CAMHS Youth Advisors
| Others |
| CYA | Canadian Yachting Association
| Others |
| CYA | Canadian Yellow A
| Others |
| CYA | Canberra Youth Ambassador
| Others |
| CYA | Carstens Yearly Analysis
| Others |
| CYA | Changi Youth Ambassador
| Others |
| CYA | Chantilly Youth Association
| Others |
| CYA | Chicago Young Adults
| Others |
| CYA | Chicago Young Americans
| Others |
| CYA | Choose Your Adventure
| Others |
| CYA | Classic Yacht Association
| Others |
| CYA | Clearwater Youth Alliance
| Others |
| CYA | College Year in Athens
| Others |
| CYA | Colorado Yale Association
| Others |
| CYA | Configure Your Autoexec
| Others |
| CYA | Connetquot Youth Association
| Others |
| CYA | Control Your Assets
| Others |
| CYA | Cover Your A
| Others |
| CYA | Cover Your A**
| Others |
| CYA | Cover Your Advancement
| Others |
| CYA | Cover Your Anatomy
| Others |
| CYA | Cover Your Ankles
| Others |
| CYA | Cover Your Applications
| Others |
| CYA | Cover Your Arse
| Others |
| CYA | Cover Your Arse (!)
| Others |
| CYA | Cover Your Assets
| Others |
| CYA | Cover Your Associates
| Others |
| CYA | Crazy Young Artists
| Others |
| CYA | Crowley Youth Association
| Others |
| CYA | Cyanuric Acid
| Others |
| CYA | See Ya
| Others |