LCGS
| Acronym | Definition |
|---|---|
| LCGS | Launceston Church Grammar School (Australia) |
| LCGS | Low Cost Ground Surveillance (US FAA) |
| LCGS | Lanark County Genealogical Society (Ontario, Canada) |
| LCGS | Licking County Genealogical Society (Ohio) |
| LCGS | Landelijk Contact Gereformeerde Studentenverenigingen (Dutch: National Contact of Reformed Student Unions; Netherlands) |
| LCGS | Lewes County Grammar School (UK) |