| BUSD | Baboquivari Unified School District
| Others |
| BUSD | Barstow Unified School District
| Others |
| BUSD | Beaumont Unified School District
| Others |
| BUSD | Bellevue Union School District
| Others |
| BUSD | Bellflower Unified School District
| Others |
| BUSD | Benicia Unified School District
| Others |
| BUSD | Benson Unified School District
| Others |
| BUSD | Berkeley Unified School District
| Others |
| BUSD | Berryessa Union School District
| Others |
| BUSD | Bisbee Unified School District
| Others |
| BUSD | Bonita Unified School District
| Others |
| BUSD | Bonsall Unified School District
| Others |
| BUSD | Brentwood Unified School District
| Others |
| BUSD | Brentwood Union School District
| Others |
| BUSD | Burbank Unified School District
| Others |