| Abbreviation | Definition |
|---|---|
| LSSG | Luxembourg Schools Support Group |
| LSSG | Luxembourgish Schools Support Group |
| LSSM | Legacy School of Supernatural Ministry |
| LSSM | London School of Sports Massage |
| LSSO | Leicestershire Schools Symphony Orchestra |
| LSSO | London Schools Symphony Orchestra |
| LSSP | Licensed Specialist in School Psychology |
| LSSP | Licensed Specialists in School Psychology |
| LSSP | Licensure For Specialist In School Psychology |
| LSSP | Liverpool School Sport Partnership |
| LSSS | Law School Student Senate |
| LST | Law School Transparency |
| LSTG | Lutheran School of Theology in Gothenburg |
| LSTS | Louisiana School Turnaround Specialist |
| LSVI | Louisiana School for the Visually Impaired |
| LSW | Lincoln Southwest High School |
| LTAS | Limassol Theatre Arts School |
| LTES | Lafayette Township Elementary School |
| LTES | Lake Tapps Elementary School |
| LTES | London Towne Elementary School |