| Abbreviation | Definition |
|---|---|
| HHHS | Hendrick Hudson High School |
| HHHS | Herbert Hoover High School |
| HHHS | Heritage Hills High School |
| HHHS | Houston Heights High School |
| HHHS | Hunter Huss High School |
| HHHS | Hunting Hills High School |
| HHIS | Harrell Horne Integrated School |
| HHIS | Hua Hin International school |
| HHJS | Hampton Hill Junior School |
| HHJS | Henry Hinde Junior School |
| HHMS | Hamilton Heights Middle School |
| HHMS | Hamilton Holmes Middle School |
| HHMS | Hammond High Magnet School |
| HHMS | Herbert Hoover Middle School |
| HHMS | Heritage Hills Middle School |
| HHMS | Highland Hills Middle School |
| HHPS | Hamilton Heights Primary School |
| HHPS | Huntfield Heights Primary School |
| HHS | Harrisonburg High School |
| HHS | Hayward High School |