| Abbreviation | Definition |
|---|---|
| LCGX | Continental Grain Company |
| LCGX | L.C. Gillespie & Sons (Cargill) |
| LCHX | LCP Transportation |
| LCHX | LCP Transportation Incorporated |
| LCIU | Hexagon Lincoln |
| LCIX | Liquid Carbonic Corporation, Praxair |
| LCIX | Praxair Incorporated |
| LCLR | Leamington, Comber, & Lake St. Clair Railway |
| LCLX | Ledcor Communications |
| LCOX | L A Colo and Sons |
| LCPX | General American Marks Company |
| LCPX | LCP Transportation (GATX) |
| LCR | Lake County Railroad |
| LCR | Laos China Railway |
| LCRC | Lenawee County Railroad |
| LCRR | Lincoln Central Railroad (Lincoln Pacific Railway) |
| LCRX | Lower Colorado River Authority |
| LCSX | Laclede Steel |
| LCSX | Laclede Steel Company |
| LCWX | LCP Chemicals- West Virginia Incorporated |