NCSSA
| Acronym | Definition |
|---|---|
| NCSSA | Nature Conservation Society of South Australia |
| NCSSA | National Cartographic Standards for Spatial Accuracy (US FGDC) |
| NCSSA | North Carolina Self Storage Association (Morrisville, NC) |
| NCSSA | North Carolina Social Services Association (est. 1965) |
| NCSSA | Northern California Senior Softball Association |
| NCSSA | National C-Scow Sailing Association (Pewaukee, WI) |
| NCSSA | National Council of State Sociological Associations (Michigan) |