FSBL
| Acronym | Definition |
|---|---|
| FSBL | First Stage Boot Loader |
| FSBL | First Security Islami Bank Ltd. (India) |
| FSBL | Farmwell Station Basketball League (Ashburn, VA) |
| FSBL | Fountain Square Broomball League (Cincinnati, OH) |
| FSBL | Futsal Club de Beaucamps-Ligny (French sports club) |
| FSBL | Frankfort Square Baseball League (Frankfort, IL) |
| FSBL | Fifty-Eighth Street Branch Library (New York, NY) |
| FSBL | First State Bank of Liberty (Texas) |