| Acronym | Definition |
|---|
| OSFA➣One Size Fits All |
| OSFA➣Office of Student Financial Assistance (various locations) |
| OSFA➣Oklahoma State Firefighters Association |
| OSFA➣Oregon State Fiscal Association |
| OSFA➣Ohio State Firefighters Association |
| OSFA➣One Sin for All (band) |
| OSFA➣Orion School and Foundation for Astrology |
| OSFA➣Ozark Science Fiction Association (1960's St. Louis fanclub) |
| OSFA➣Orthopedic Surgery of the Foot and Ankle |