| Abbreviation | Definition |
|---|---|
| BRRSD | Bridgewater-Raritan Regional School District |
| BRSD | Battle River School Division |
| BRSD | Blue Ridge School District |
| BRSD | Bordentown Regional School District |
| BRSI | Bergen Research School in Inflammation |
| BRSP | Blue Ribbon Schools Program |
| BRVS | Big Rapids Virtual School |
| BS | Bible School |
| BSA | Baltimore School for the Arts |
| BSA | British School at Athens |
| BSAE | British School of Archaeology in Egypt |
| BSAI | British School of Archaeology in Iraq |
| BSAT | Bohol School of Arts and Trade |
| BSB | British School of Bahrain |
| BSB | British School of Brussels |
| BSB | Burgundy School of Business |
| BSBB | Burns School of Black Belts |
| BSBD | Beginning School Bus Driver |
| BSBI | Berlin School of Business and Innovation |
| BSBM | Brighton School of Business Management |