| LFB | Laboratory Fortified Blank 
| Others |
| LFB | Lachlan Fold Belt
| Others |
| LFB | Laissez Faire Books
| Others |
| LFB | Lara Flynn Boyle
| Others |
| LFB | Last Fix Buffer
| Others |
| LFB | Latvian Society of Phlebology
| Others |
| LFB | Laura Flynn Boyle
| Others |
| LFB | Le futur bio
| Others |
| LFB | Leading the Family Business
| Others |
| LFB | Left Foot Braking
| Others |
| LFB | Legislative Fiscal Bureau
| Others |
| LFB | Light Flame Beacon
| Others |
| LFB | Linear Feedback Based
| Others |
| LFB | Linear Frame Buffer
| Others |
| LFB | Liquid Fluidized Bed
| Others |
| LFB | Litigation Forensics Board
| Others |
| LFB | Little Fat B*tch
| Others |
| LFB | Live for Ball
| Others |
| LFB | Lloyd Frank Baum
| Others |
| LFB | Loaded for Bear
| Others |
| LFB | Local Field Bandwidth
| Others |
| LFB | Local Finance Board
| Others |
| LFB | Local Frame Buffer
| Others |
| LFB | Logical Function Block
| Others |
| LFB | London Fire Brigade
| Others |
| LFB | London Fire Brigade's
| Others |
| LFB | Look For Busy
| Others |
| LFB | Looking Flipping Badass
| Others |
| LFB | Love From Below
| Others |
| LFB | Low Floor Bus
| Others |
| LFB | Low Frequency Bypass
| Others |
| LFB | Lurker Files Books
| Others |
| LFB | Luxol fast blue
| Others |