| Abbreviation | Definition |
|---|---|
| AYS | Albuquerque Youth Symphony |
| AYS | American Youth Symphony |
| AYS | Andover Youth Services |
| AYS | Arizona Youth Survey |
| AYS | Arlington Youth Symphony |
| AYS | Art Youth Society |
| AYS | Asian Youth Services |
| AYS | Associated Youth Services |
| AYS | Athens Youth Symphony |
| AYSA | Abilene Youth Sports Authority |
| AYSA | Alabama Youth Soccer Association |
| AYSA | Alaska Youth Soccer Association |
| AYSA | Alpharetta Youth Softball Association |
| AYSA | Altoona Youth Soccer Association |
| AYSA | Amherst Youth Soccer Association |
| AYSA | Appleseed Youth Soccer Association |
| AYSA | Argyle Youth Sports Association |
| AYSA | Arizona Youth Soccer Association |
| AYSA | Arrowhead Youth Soccer Association |
| AYSA | Ascension Youth Softball Association |