| FSB | Factor Support Building 
| Others |
| FSB | Fairport Savings Bank
| Others |
| FSB | Farmer School of Business
| Others |
| FSB | Farmers State Bank
| Others |
| FSB | Fast Super Bus
| Others |
| FSB | Federal Savings Bank
| Others |
| FSB | Federal Security Bureau
| Others |
| FSB | Federalnaia Sluzhba Bezopasnosti
| Others |
| FSB | Federalnaya Sluzhba Bezopasnosti
| Others |
| FSB | Federation of Small Businesses
| Others |
| FSB | Fedral Security Agency
| Others |
| FSB | File Selection Box
| Others |
| FSB | Financial Services Board
| Others |
| FSB | Financial Stability Board
| Others |
| FSB | Finite State Buffer
| Others |
| FSB | Fire Support Base
| Others |
| FSB | First State Bank
| Others |
| FSB | Fisheries Sampling Branch
| Others |
| FSB | Flight Standardization Board
| Others |
| FSB | FMOD Sample Bank
| Others |
| FSB | For Small Business
| Others |
| FSB | Foreign Scholarship Board
| Others |
| FSB | Formosan Society of Biomechanics
| Others |
| FSB | Forward Staging Base
| Others |
| FSB | Forward Support Base
| Others |
| FSB | Forward Support Battalion
| Others |
| FSB | Fox Security Bureau
| Others |
| FSB | Franklin Savings Bank
| Others |
| FSB | Franklin Synergy Bank
| Others |
| FSB | Franz Schneider Brakel
| Others |
| FSB | Free Software Business
| Others |
| FSB | Free Standing Base
| Others |
| FSB | Front Seat Back
| Others |
| FSB | Front Seat Belt
| Others |
| FSB | Front Seat Bottom
| Others |
| FSB | Front Serial Bus
| Others |
| FSB | Front Side Bus
| Others |
| FSB | Front Stabilizer Bar
| Others |
| FSB | Front Strut Bar
| Others |
| FSB | Front Sway Bar
| Others |
| FSB | Full Service Branch
| Others |
| FSB | Full Size Bronco
| Others |
| FSB | Full Speed Bunching
| Others |
| FSB | Fully Split Bands
| Others |
| FSB | Fuqua School of Business
| Others |
| FSB | Future Synergistic Benefits
| Others |