NIPSA
| Acronym | Definition |
|---|---|
| NIPSA | Northern Ireland Public Service Alliance (UK) |
| NIPSA | National Independent Private School Association (Miami, Florida) |
| NIPSA | Not In Public Site Areas (Flickr) |
| NIPSA | Nutrition Information Project for Southern Africa |
| NIPSA | Naval Intelligence Processing System A |
| NIPSA | Northern Ireland Public Servants Alliance (UK) |