OCGC
| Acronym | Definition |
|---|---|
| OCGC | Office of Commonwealth Games Coordination (Australia) |
| OCGC | Ottawa Carleton Geoscience Centre (est. 1982; Canada) |
| OCGC | Olympia Country and Golf Club (Olympia, WA) |
| OCGC | Orange County Guitar Circle (Costa Mesa, CA) |
| OCGC | Ontario Centre for Genomic Computing (Canada) |
| OCGC | Osteoclast-Like Giant Cells (oncology) |
| OCGC | Ontario College Graduate Certificate (Canada) |