| Abbreviation | Definition |
|---|---|
| HISD | Hitchcock Independent School District |
| HISD | Holland Independent School District |
| HISD | Holliday Independent School District |
| HISD | Hondo Independent School District |
| HISD | Hooks Independent School District |
| HISD | Houston Independant School District |
| HISD | Houston Independent School District |
| HISD | Howe Independent School District |
| HISD | Hubbard Independent School District |
| HISD | Huckabay Independent School District |
| HISD | Hudson Independent School District |
| HISD | Huffman Independent School District |
| HISD | Hull-Daisetta Independent School District |
| HISD | Humble Independent School District |
| HISD | Hunt Independent School District |
| HISD | Huntington Independent School District |
| HISD | Huntsville Independent School District |
| HISD | Huron Intermediate School District |
| HISD | Hurst-Euless-Bedford Independent School District |
| HISD | Hutto Independent School District |