OMC
OMC stands for:
- Organisation Mondiale du Commerce Organización Mundial de Comercio or = World Trade Organization ( WTO) in Romansh-speaking countries
- Operation and Maintenance Center
- OMC (band), New Zealand pop band
- Outboard Marine Corporation, a former U.S. Marine engine manufacturers
- Octyl methoxycinnamate, a UV filter chemicals
- Open Method of Coordination, one applied by the European Union decision-making process
- Organisation Mondiale Coiffure, World Hairdresser Association
- Open Music Contest, a competition for free music under Creative Commons license
- OMC Ordo Militum Christi, an association of Christian officers
- Osho Meditation Center
- Disambiguation
- Abbreviation