| Abbreviation | Definition |
|---|---|
| LCMC | Lehigh Coal Mining Company |
| LCMC | Lepanto Consolidated Mining Company |
| LCOA | Laminating Company of America |
| LCOC | Lincoln County Opportunity Company |
| LCP | Library Company of Philadelphia |
| LCP | Ling Chan Partners |
| LCRI | Lewis Clark Recyclers Inc |
| LCS | Leopards Courier Service |
| LCSC | Lake Central School Corporation |
| LCSC | Lebanon Community School Corporation |
| LCSC | Logansport Community School Corporation |
| LCSI | Lehman Construction Services Inc |
| LCSI | Lifeline Coordinating Services Inc |
| LCSI | London Centre for Social Impact |
| LCTC | Lake Champlain Transportation Company |
| LCTC | Lake County Theatre Company |
| LCTC | Left Coast Theatre Company |
| LCTC | Lorraine Chapman The Company |
| LCWS | Lone Chimney Wireless Solutions |
| LD | Lucid Dreams |