| LSIC | Lake Shirley Improvement Corporation 
| Others |
| LSIC | Large Scale Integrated Circuit
| Others |
| LSIC | Law Students in Court
| Others |
| LSIC | Leeds Social Impact Consultants
| Others |
| LSIC | Legal and Social Issues Committee
| Others |
| LSIC | Liberal Studies Integrated Cor
| Others |
| LSIC | Lietuvos Sporto Informacijos Centras
| Others |
| LSIC | Life Sciences and Innovation Council
| Others |
| LSIC | Life Sciences Instructional Computing
| Others |
| LSIC | Light Speed Integrated Communication
| Others |
| LSIC | Lithuanian student Identity Card
| Others |
| LSIC | Local School Improvement Council
| Others |
| LSIC | Local School Improvement Councils
| Others |
| LSIC | London School of International Communication
| Others |
| LSIC | Lone Star Insulator Club
| Others |
| LSIC | Longitudinal Study of Indigenous Children
| Others |
| LSIC | Longitudinal Survey of Immigrants to Canada
| Others |