| Acronym | Definition |
|---|
| OGC | Office of Government Commerce (UK government) |
| OGC | Open Geospatial Consortium, Inc. |
| OGC | Office of the General Counsel |
| OGC | Open Geospatial Consortium |
| OGC | Oracle Generic Connectivity |
| OGC | Oracle Global Consolidation |
| OGC | Oil and Gas Corporation (various locations) |
| OGC | Organically Grown Company (Eugene, OR) |
| OGC | Open GIS Consortium, Inc. |
| OGC | Open Game Content (gaming) |
| OGC | Oman Gas Company |
| OGC | Originoo Gunn Clappaz (band) |
| OGC | Oil Gas Chemical |
| OGC | Orchestral Game Concert |
| OGC | Of God Clan (America's Army gaming clan) |
| OGC | One Globe Corporation (Crystal Bay, NV) |
| OGC | Online Gaming Cheat |
| OGC | Outlaw Gaming Crew (gaming crew) |
| OGC | Oberwalliser Gaming Community (Switzerland) |
| OGC | Other Government Costs |
| OGC | Oslo Governance Center (Norway) |
| OGC | Outgoing Trunk Circuit |
| OGC | Osteoclast-Like Giant Cell |
| OGC | Occupational Group Code |
| OGC | Old Gits Club (AVForums clan) |
| OGC | Optimum Generator Combination Chart |
| OGC | Our Giving Community |
| OGC | Open Gambler's Certificate (Dog Agility Title) |
| OGC | Old Goats Club (seniors) |
| OGC | Oxford Gospel Choir (UK) |
| OGC | Österreichische Gesellschaft für Chirurgie (Vienna, Austria) |