| Acronym | Definition |
|---|
| OLSC➣Official Liverpool Supporters Club (fan club; Liverpool, England, UK) |
| OLSC➣Ottawa Life Sciences Council (Ottawa, Ontario, Canada) |
| OLSC➣Office of Legal Services Coordination (Australia) |
| OLSC➣Office of the Legal Services Commissioner (Sydney, New South Wales, Australia) |
| OLSC➣Oceanside Longboard Surfing Club (California) |
| OLSC➣Official Leinster Supporters Club (est. 2007; Ireland; rugby fan club) |
| OLSC➣Ontario Library Services Centre (Kitchener, Canada) |
| OLSC➣Override, Limit & Status Check |
| OLSC➣On-Line Services Committee (Iowa Counties Information Technology Organization) |