| LOS | Ladies Of Sophistication 
| Others |
| LOS | Lagos, Nigeria
| Others |
| LOS | Lake of Syrup
| Others |
| LOS | Land Of Sky
| Others |
| LOS | Land Of Smiles
| Others |
| LOS | Land of Sweets
| Others |
| LOS | Late Onset Schizophrenia
| Others |
| LOS | Late Onset Sepsis
| Others |
| LOS | Launch On Shift
| Others |
| LOS | Law Of the Sea
| Others |
| LOS | Learning Outcome Statement
| Others |
| LOS | Legends Of Speed
| Others |
| LOS | Length Of Service
| Others |
| LOS | Length of Service (usually military/naval)
| Others |
| LOS | Length Of Stay
| Others |
| LOS | Lengths Of Stay
| Others |
| LOS | Letter Of Support
| Others |
| LOS | Level Of Service
| Others |
| LOS | Level Of Significance
| Others |
| LOS | Levels Of Service
| Others |
| LOS | Lies Of Serpents
| Others |
| LOS | Lift-Off Simulator
| Others |
| LOS | Light Of Sight
| Others |
| LOS | Limit Of Stability
| Others |
| LOS | Limited Object Serialization
| Others |
| LOS | Limited Operation Strategy
| Others |
| LOS | Limits of Stability
| Others |
| LOS | Lindows Operating System
| Others |
| LOS | Line of Scrimmage
| Others |
| LOS | Line Of Sight
| Others |
| LOS | Line of Site
| Others |
| LOS | Line Of Symmetry
| Others |
| LOS | Line Operations Safety
| Others |
| LOS | Lines Of Sight
| Others |
| LOS | Link of Omission Shell
| Others |
| LOS | Linked Open Statistics
| Others |
| LOS | Linux Operating System
| Others |
| LOS | Little Orange Skirt
| Others |
| LOS | Loan Origination System
| Others |
| LOS | Lobster Oyster and Sushi
| Others |
| LOS | Local Operator System
| Others |
| LOS | Longitudinal Observational Study
| Others |
| LOS | Loss Of Selectivity
| Others |
| LOS | Loss Of Service
| Others |
| LOS | Loss Of Session
| Others |
| LOS | Loss Of Sight
| Others |
| LOS | Loss Of Signal
| Others |
| LOS | Loss Of Synchronization
| Others |
| LOS | Lots Of Smiles
| Others |
| LOS | Low Outgassing Solutions
| Others |
| LOS | Low Output Syndrome
| Others |
| LOS | Lucas Oil Stabilizer
| Others |
| LOS | Lucas Oil Supplement
| Others |
| LOS | Lupes Of Sterling
| Others |
| LOS | Number of Losses
| Others |