| Acronym | Definition |
|---|
| NSSR➣New School for Social Research (New York, NY) |
| NSSR➣Non-Standard Service Request (various companies) |
| NSSR➣Norsk Selskab Til Skibbrudnes Redning (Norwegian Sea Rescue) |
| NSSR➣North Shore Scenic Railroad |
| NSSR➣National Savings Stock Register (finance UK) |
| NSSR➣National Security Strategy Report |
| NSSR➣North Shore Search and Rescue (Vancouver, British Columbia, Canada) |
| NSSR➣Nuclear Safety Standards and Requirements |
| NSSR➣NitroSisSharpRupert (gaming) |