Found 7 full forms for FFHS
| Term | Full Form | Category |
|---|---|---|
| FFHS | Federation of Family History Societies 
| Others |
| FFHS | First Flight High School
| Others |
| FFHS | Food and Finance High School
| Others |
| FFHS | Fort Frances High School
| Others |
| FFHS | Fort Frye High School
| Others |
| FFHS | Friends Forever Humane Society
| Others |
| FFHS | Fuel Fired Heating Source
| Others |