| Abbreviation | Definition |
|---|---|
| CVAC | Catawba Valley Athletic Conference |
| CVAC | Chagrin Valley Athletic Club |
| CVAC | Chesterfield Valley Athletic Complex |
| CVAC | Cumberland Valley Athletic Club |
| CVAL | Central Valley Athletic League |
| CVAL | Central Valley Athletics League |
| CVAL | Coast Valley Athletic League |
| CWAC | Central WA Athletic Conference |
| CYAA | Candia Youth Athletic Association |
| CYAA | Carnegie Youth Athletic Association |
| CYAA | Catasauqua Youth Athletic Association |
| CYAA | Cayuga Youth Athletic Association |
| CYAA | Cazenovia Youth Athletic Association |
| CYAA | Central Youth Athletic Association |
| CYAA | Charlotte Youth Athletic Association |
| CYAB | Canton Youth Athletics Basketball |
| DAA | Davidsonville Athletic Association |
| DAA | Doylestown Athletic Association |
| DAAA | Dominica Amateur Athletic Association |
| DAAA | Dwarf Athletic Association of America |