| Abbreviation | Definition |
|---|---|
| BUSD | Baboquivari Unified School District |
| BUSD | Barstow Unified School District |
| BUSD | Beaumont Unified School District |
| BUSD | Bellflower Unified School District |
| BUSD | Benicia Unified School District |
| BUSD | Benson Unified School District |
| BUSD | Berkeley Unified School District |
| BUSD | Berryessa Union School District |
| BUSD | Bisbee Unified School District |
| BUSD | Bonita Unified School District |
| BUSD | Bonsall Unified School District |
| BUSD | Brentwood Unified School District |
| BUSD | Burbank Unified School District |
| BUSL | Boston University School of Law |
| BUSS | Business United for Scottsdale Schools |
| BVAS | Boise Valley Adventist School |
| BVES | Bedford Village Elementary School |
| BVES | Blanco Vista Elementary School |
| BVES | Bokor View English School |
| BVES | Boothville Venice Elementary School |