| Acronym | Definition |
|---|
| NPSA➣National Patient Safety Agency (UK) |
| NPSA➣National Park of American Samoa (US National Park Service) |
| NPSA➣National Portable Storage Association (Kansas City, MO) |
| NPSA➣Nebraska Polio Survivors Association |
| NPSA➣National Private Schools Association |
| NPSA➣Net Protein Sequence Analysis |
| NPSA➣National Practical Shooting Association |