BYSL
| Acronym | Definition |
|---|---|
| BYSL | Brevard Youth Soccer League (Rockledge, FL) |
| BYSL | Brockton Youth Softball League (Brockton, MA) |
| BYSL | Bonneville Youth Soccer League (Idaho Falls, ID) |
| BYSL | Butte Youth Soccer League (Idaho Falls, ID) |
| BYSL | Benicia Youth Soccer League |
| BYSL | Brookline Youth Soccer League (Brookline, NH) |