| Abbreviation | Definition |
|---|---|
| LIII | Long Island Information Inc |
| LILAC | Leeds Independent Living Accommodation Company |
| LILC | Long Island Lighting Company |
| LILC | Love INC of Lorain County |
| LIM | Lotus Intel Microsoft |
| LIM | Lotus, Intel, and Microsoft consortium |
| LIME | Landline, Internet, Mobile, Entertainment |
| LINC | Living Independence Network Corporation |
| LINC | Local Investment Networking Company |
| LinCA | Lincolnshire Care Association |
| LINCS | Limitless Introductions Nominal Confidential for Singles |
| LIOA | Lasers, Instrumentation Optique et Applications |
| LIOS | LInear Optical Sensors |
| LIPA | Long Island Power Authority |
| LIPC | Livestock Industry Promotion Corporation |
| LIPC | Livestock Industry Promotion Corporation ( Japan) |
| LIPSA | Licensing & IP Solutions Associates, Inc. |
| LIQC | Facial serums by LIQPHARM, Warsaw, Poland. |
| LIRC | Little Italy Redevelopment Corporation |
| LIS | Lexicon Internet Services |