| Acronym | Definition |
|---|
| LCHS | Lenoir City High School (Lenoir City, TN) |
| LCHS | Lincoln County Humane Society (Canada) |
| LCHS | Lakeview Centennial High School (Garland, TX) |
| LCHS | Lakeshore Catholic High School (Canada) |
| LCHS | Lexington Catholic High School (Lexington, KY) |
| LCHS | Lincoln County High School (USA) |
| LCHS | Lutheran Church of the Holy Spirit (various locations) |
| LCHS | Lake County Historical Society (various locations) |
| LCHS | Las Cruces High School (Las Cruces, NM) |
| LCHS | Lowell Catholic High School (Massachusetts) |
| LCHS | La Cañada High School (California) |
| LCHS | Lewis County High School (West Virginia) |
| LCHS | Lancaster Catholic High School (Lancaster, PA) |
| LCHS | London Central High School (USAF base at High Wycombe, Buckinghamshire) |
| LCHS | Lake Central High School (Saint John, IN) |
| LCHS | Legacy Community Health Services (Texas) |
| LCHS | Labette County High School (Altamont, KS) |
| LCHS | La Cueva High School (Albuquerque NM) |
| LCHS | Loudoun County High School (Virginia) |
| LCHS | Lincoln County Historical Society (Carrizozo, NM) |
| LCHS | Langham Creek High School |
| LCHS | Limestone Community High School |
| LCHS | Lumen Christi High School (Michigan) |
| LCHS | Leduc Composite High School (Leduc, Alberta, Canada) |
| LCHS | Large Component Handling System |