| Acronym | Definition |
|---|
| NPLA➣National Pro-Life Alliance |
| NPLA➣Neutralizing Peroxidase-Linked Assay |
| NPLA➣National Purpose, Local Action (Sierra Club) |
| NPLA➣National Product Liability Association (est. 1983; Melbourne, Victoria, Australia) |
| NPLA➣North Pacific Longline Association (Seattle, WA) |
| NPLA➣National Power Loading Agreement (wage policy; UK) |
| NPLA➣New Patriot Liberation Association (Whitestone, NY) |