| Acronym | Definition |
|---|
| FHHS➣Friday Harbor High School (Washington) |
| FHHS➣Faculty of Health and Human Sciences (Thames Valley University; UK) |
| FHHS➣Fort Hamilton High School (Brooklyn, New York) |
| FHHS➣Francis Howell High School (St.Louis, MO) |
| FHHS➣Fountain Hills High School (Fountain Hills, AZ) |
| FHHS➣Fort Hunt High School (Fairfax, VA, USA) |
| FHHS➣Forrest Hills High School (Michigan) |