| NASF | National Agricultural Science Fund 
| Others |
| NASF | National Airport Safeguarding Framework
| Others |
| NASF | National Airports Safeguarding Framework
| Others |
| NASF | National Association for Science Fiction
| Others |
| NASF | National Association for Surface Finishing
| Others |
| NASF | National Association of State Foresters
| Others |
| NASF | National Asylum Support Forum
| Others |
| NASF | Native American Scholarship Fund
| Others |
| NASF | Native American Settlement Fund
| Others |
| NASF | Naval Academy Sailing Foundation
| Others |
| NASF | Nazi Assault Special Forces
| Others |
| NASF | Net Assignable Square Feet
| Others |
| NASF | Net Assignable Square Footage
| Others |
| NASF | Netherlands Association of South Florida
| Others |
| NASF | Neurally Augmented Sexual Function
| Others |
| NASF | Newberg Animal Shelter Friends
| Others |
| NASF | Norman Amateur Softball Foundation
| Others |
| NASF | North American Snow Fest
| Others |
| NASF | North American Snow Festival
| Others |
| NASF | North American Sports Federation
| Others |
| NASF | North Atlantic Salmon Fund
| Others |
| NASF | North Atlantic Seafood Forum
| Others |