| Acronym | Definition |
|---|
| OCMC➣Orthodox Christian Mission Center (Orthodox Christian Mission and Evangelism Organization) |
| OCMC➣Open Call Multiservice Controller |
| OCMC➣Oxford Circle Mennonite Church (Philadelphia, PA) |
| OCMC➣Orange County Mustang Club (est. 1987; California) |
| OCMC➣Old Crow Motorcycle Club (Orleans County, NY) |
| OCMC➣Organizational Communication Mini-Conference |
| OCMC➣Optically Controlled Microstrip Converter |