| Acronym | Definition |
|---|
| NSFA | Nova Scotia Federation of Agriculture (Canada) |
| NSFA | Not Safe for Adults |
| NSFA | Nova Scotia Forestry Association (Canada) |
| NSFA | Naval Support Force, Antarctica |
| NSFA | Nevada State Firefighters' Association |
| NSFA | National Student Financial Aid |
| NSFA | Numerical Standards for Fundamental Astronomy (International Astronomical Union) |
| NSFA | Not Safe for Anything (content reference) |
| NSFA | National Sports and Fitness Association |
| NSFA | National Scholastic Funding Alliance (Fairfield, OH) |
| NSFA | Normal Section Forward Azimuth |
| NSFA | Non Stop Female Assassins |