| Acronym | Definition |
|---|
| NSSF➣National Shooting Sports Foundation |
| NSSF➣National Social Security Fund |
| NSSF➣Naval Submarine Support Facility |
| NSSF➣National Social Science Foundation (China) |
| NSSF➣Negro Spiritual Scholarship Foundation (Opera Memphis; Memphis, TN) |
| NSSF➣NORAD Software Support Facility |