| Abbreviation | Definition |
|---|---|
| BWYA | Beijing World Youth Academy |
| BYA | Baltimore Youth Arts |
| BYA | Barrington Youth Association |
| BYA | Barter Youth Academy |
| BYA | Bayview Youth Advocates |
| BYA | Berkeley Youth Alternatives |
| BYA | Biola Youth Academics |
| BYA | Birmingham Youth Assistance |
| BYA | Bloomfield Youth Assistance |
| BYA | Burleson Youth Association |
| BYB | Barrington Youth Basketball |
| BYB | Batavia Youth Baseball |
| BYB | Beaumont Youth Baseball |
| BYB | Belvidere Youth Baseball |
| BYB | Billerica Youth Basketball |
| BYB | Bluegrass Youth Ballet |
| BYB | Bourne Youth Baseball |
| BYB | Braintree Youth Basketball |
| BYB | Brookline Youth Baseball |
| BYB | Buckingham Youth Brigade |