| L&SA | License and Software Assurance 
| Others |
| L.S.A. | Life-Support Area
| Others |
| LSA | La Salle Academy
| Others |
| LSA | Labor Surplus Area
| Others |
| LSA | Land Sea Air
| Others |
| LSA | Land Service Ammunition
| Others |
| LSA | Landing Ship Assault
| Others |
| LSA | Landscape Sensitivity Assessment
| Others |
| LSA | Language Services Associates
| Others |
| LSA | Large Scale Array
| Others |
| LSA | Large Surface Analyzer
| Others |
| LSA | Lashologist Council of America
| Others |
| LSA | Last Section Altered
| Others |
| LSA | Latent Semantic Analysis
| Others |
| LSA | Latinx Student Alliance
| Others |
| LSA | Launch Services Agreement
| Others |
| LSA | Law and Society Association
| Others |
| LSA | Law Students Association
| Others |
| LSA | le Mans Se Aero Coupe
| Others |
| LSA | Leap Solutions Asia Co., Ltd
| Others |
| LSA | Learning Support Assistant
| Others |
| LSA | Learning Support Assistants
| Others |
| LSA | Least Squares Adjustment
| Others |
| LSA | Leaving the Scene of an Accident
| Others |
| LSA | Left Side Airbags
| Others |
| LSA | Left Symmetric Algebra
| Others |
| LSA | Legal Sustainability Alliance
| Others |
| LSA | Legislative Services Agency
| Others |
| LSA | Lets Stop Aids
| Others |
| LSA | Lexus South Africa
| Others |
| LSA | Leyland South Africa
| Others |
| LSA | Lichen Sclerosus et Atrophicus
| Others |
| LSA | Life Saving Appliance
| Others |
| LSA | Liferay System Administration
| Others |
| LSA | Light Sport Aircraft
| Others |
| LSA | Light Sport Airplane
| Others |
| LSA | Light Strut Axle
| Others |
| LSA | Light-Sport Aircraft
| Others |
| LSA | Lightning Safety Alliance
| Others |
| LSA | Lightning Strikes Again
| Others |
| LSA | LightScape Technologies ASCII data
| Others |
| LSA | Lightweight Stable Agile
| Others |
| LSA | Limited Service Agreement
| Others |
| LSA | Limited Speed Arouser
| Others |
| LSA | Lincosamides Streptogramines A
| Others |
| LSA | Linguistic Society of America
| Others |
| LSA | Link State Advertisement
| Others |
| LSA | Link State Advertisements
| Others |
| LSA | Link State Algorithm
| Others |
| LSA | Link State Announcement
| Others |
| LSA | Linseed Sunflower And Almond
| Others |
| LSA | Linux System Administrator
| Others |
| LSA | Literature of Science and Arts
| Others |
| LSA | Literature Science and
| Others |
| LSA | Literature Science and the Arts
| Others |
| LSA | Little Sisters of the Assumption
| Others |
| LSA | Little Super Amazing
| Others |
| LSA | Living Streets Alliance
| Others |
| LSA | Lobe Separation Angle
| Others |
| LSA | Local Sales Agreement
| Others |
| LSA | Local Search Association
| Others |
| LSA | Local Security Assistant
| Others |
| LSA | Local Security Authority
| Others |
| LSA | Local Service Area
| Others |
| LSA | Local Share Account
| Others |
| LSA | Local Similarity Analysis
| Others |
| LSA | Local Spiritual Assembly
| Others |
| LSA | Local Store Address
| Others |
| LSA | Local System Authority
| Others |
| LSA | Local Systems Administrator
| Others |
| LSA | Logistic Support Analysis
| Others |
| LSA | Logistical Support Area
| Others |
| LSA | Logistics Staging Area
| Others |
| LSA | Logistics Support Agency
| Others |
| LSA | Logistics Support Analysis
| Others |
| LSA | Logistics Support Area
| Others |
| LSA | Logistics Supportability Analysis
| Others |
| LSA | Lone Scouts of America
| Others |
| LSA | Lone Star Alliance
| Others |
| LSA | Lone Star Attitude
| Others |
| LSA | Longitudinal Systems Analysis
| Others |
| LSA | Lost Souls Alliance
| Others |
| LSA | Losuia, Papua New Guinea
| Others |
| LSA | Lotus Solution Architecture
| Others |
| LSA | Lotus Suspension Analysis
| Others |
| LSA | Louisiana Shooting Association
| Others |
| LSA | Louisiana Soccer Association
| Others |
| LSA | Louisiana Statutes Annotated
| Others |
| LSA | Love Stays Alive
| Others |
| LSA | Low Scored Assessment
| Others |
| LSA | Low Specific Activity
| Others |
| LSA | Low Speed Area
| Others |
| LSA | Loyola Secure Access
| Others |
| LSA | Lsc Security Alarm
| Others |
| LSA | Lubricant, Small Arms
| Others |
| LSA | Lute Society of America
| Others |
| LSA | Lutheran School Association
| Others |
| LSA | Lutheran Schools Association
| Others |
| LSA | Lutheran Services in America
| Others |
| LSA | Lutheran South Academy
| Others |
| LSA | Lutheran Student Association
| Others |
| LSA | Luxury Super with Automatic Transmission
| Others |
| LSA | Lysergic Acid
| Others |