OMC
OMC can refer to the Outlaws Motorcycle Club, the global advertising conglomerate Omnicom Group, the term Original Male Character in fan fiction, a government Operation and Maintenance Center, or the Orion Molecular Cloud in astronomy.
Medical
Miscellaneous
Original Male Character
Old Middle Cator
Oblivion Message Central
Our Man Clay
Oh My Cod
Otagiri Manufacturing Company
Old Man Clan
Old Mans Clan
One Man Clan
Official Millionaires Club
Organizacisn Mundial Comercio
Odhisa Mining Corporation
Open Metaverse Currency
Open method of coordination
Office Machine Consultants
Oxford Ministry Course
On Mission Celebration
Organized Mass Chaos
Organometallics Materials and Catalysis
Organisation Mondiale Coiffure
Our Mother of Consolation
Oh Margaret Campbell
Community
Outlaws Motorcycle Club
Otara Millionaires Club
Olitaire Millionaires Club
OverDrive Media Console
Oakland Mediation Center
Offshore Mediterranean Conference
Oregon Mountain Community
Orientation Main Committee
Governmental
Office of Military Cooperation
Office of Motor Carriers
Operation and Maintenance Center
Overnite and Motor Cargo
Office of Managed Care
Operations Management Center
Orbiter Maintenance and Checkout
Optical Memory Card
Operation Machina Counterfeit
Organisation Mondiale de Commerce
Oregon Midwifery Council
Academic & Science
Computing
Obscene Message to Console
Optical Multi-Channel
Operations and Maintenance Center
Operation and Maintenance Console
Internet
Business
Orbitel Mobile Communications
Owner May Carry
Outboard Motor Company
Olmsted Medical Clinic
Outboard Motor Corporation
Outboard Marine Company
Office of Munitions Control
Omnicom Group, Incorporated
Odisha Mining Corporation
Orissa Mining Corporation
Outboard Marine Corporation
Oil Marketing Company
Orchard Machinery Corporation