| Acronym | Definition |
|---|
| PNPA | Philippine National Police Academy |
| PNPA | P-Nitrophenyl Acetate |
| PNPA | Pennsylvania Newspaper Publishers' Association |
| PNPA | Particle and Nuclear Physics Applications |
| PNPA | Peuples Noirs Peuples Africains |
| PNPA | Port of Nagoya Public Aquarium (Honshu, Japan) |
| PNPA | Pacific Northwest Paralegal Association (Portland, OR) |
| PNPA | Paging and Narrowband PCS Alliance (Personal Communications Industry Association) |
| PNPA | Porter Novelli Public Affairs |
| PNPA | Pneumonanthe Parryi |
| PNPA | Pediatric Nurse Practitioners and Associates |
| PNPA | Peak National Park Authority (UK) |
| PNPA | Pacific Northwest Preservation Alliance |
| PNPA | Propose Negotiate Perform Assure |
| PNPA | Pre-Natal Protection Act |
| PNPA | Processing, Nanostructure, Properties, and Applications |
| PNPA | Plug and Play Association |
| PNPA | Pinhole Nuclear Physics Apparatus |