| SLF | Samuel Lawrence Furniture 
| Others |
| SLF | Sanitary Land Fill
| Others |
| SLF | Sanitary LandFill
| Others |
| SLF | Sans Lovers Fans
| Others |
| SLF | Schwartz, Levitsky, Feldman, L.L.P.
| Others |
| SLF | Scottish Landowners' Federation
| Others |
| SLF | Scottish Learning Festival
| Others |
| SLF | Secondary Liquid Fuel
| Others |
| SLF | Secret Life Form
| Others |
| SLF | Self
| Others |
| SLF | Semiaktive Luftfederung
| Others |
| SLF | Sex Linked Fidget
| Others |
| SLF | Shuttle Landing Facility
| Others |
| SLF | Sideband Level Factor
| Others |
| SLF | Singapore Labor Foundation
| Others |
| SLF | Single Live Fetus
| Others |
| SLF | Single Live Foetus
| Others |
| SLF | Slum Level Federation
| Others |
| SLF | Special Liquidity Facility
| Others |
| SLF | Speculative Literature Foundation
| Others |
| SLF | Speed Limiting Function
| Others |
| SLF | Sri Lanka Foundation
| Others |
| SLF | Standard Linear Format
| Others |
| SLF | Standard Low Floor
| Others |
| SLF | Stiff Little Fingers
| Others |
| SLF | Strategic Leadership Forum
| Others |
| SLF | Strategic Legal Fund
| Others |
| SLF | Structured Logging Facade
| Others |
| SLF | Stupidity Logistical Fee
| Others |
| SLF | Substitute Liquid Fuel
| Others |
| SLF | Subsystem Logging Facility
| Others |
| SLF | Sun Life Financial
| Others |
| SLF | Sun Life Finl
| Others |
| SLF | Super League Formula
| Others |
| SLF | Super Low Floor
| Others |
| SLF | Super Low Frequency
| Others |
| SLF | Supportive Living Facilities
| Others |
| SLF | Supportive Living Facility
| Others |
| SLF | Survey Line Fire
| Others |
| SLF | Sustainable Livelihoods Foundation
| Others |
| SLF | Sustainable Living Festival
| Others |
| SLF | Swedish Union of Physicians
| Others |
| SLF | Symantec License File
| Others |
| SLF | Symbolic Link Format
| Others |
| SLF | Synthetic Living Fiber
| Others |
| SLF | Synthetic living fibre
| Others |