Found 5 full forms for NFSB
| Term | Full Form | Category |
|---|---|---|
| NFSB | National Front for the Salvation of Bulgaria 
| Others |
| NFSB | Never Fold Stay Bold
| Others |
| NFSB | New Frontiers School Board
| Others |
| NFSB | Nine Figures Still Breathing
| Others |
| NFSB | Nutley Family Service Bureau
| Others |