| Abbreviation | Definition |
|---|---|
| BISD | Belton Independent School District |
| BISD | Birdville Independent School District |
| BISD | Bloomington Independent School District |
| BISD | Boerne Independent School District |
| BISD | Brazosport Independent School District |
| BISD | Brenham Independent School District |
| BISD | Brownsville Independent School District |
| BISD | Brownwood Independent School District |
| BISD | Bryan Independent School District |
| BISD | Burleson Independent School District |
| BISF | Block Island School Friends |
| BISFA | Barbara Ingram School for the Arts |
| BISH | British International School of Houston |
| BISI | British International School Istanbul |
| BISJ | British International School of Jeddah |
| BISNT | British International School of Northern Thailand |
| BISP | Bilingual International School of Paris |
| BISP | British International School of Prague |
| BISP | British International School Phuket |
| BISR | British International School Riyadh |