NNPS
| Acronym | Definition |
|---|---|
| NNPS | Newport News Public Schools |
| NNPS | National Network of Partnership Schools (Johns Hopkins University, Baltimore, Maryland) |
| NNPS | Naval Nuclear Power School |
| NNPS | Norfolk & Norwich Philatelic Society (England, UK) |
| NNPS | NATO Nuclear Planning System (NATO) |
| NNPS | Neural Networks on Parallel Systems |
| NNPS | Night Navigation and Pilotage System |