OAM may refer to: Science and technology Object access method, a function available in IBM's z/OS OCP Accelerator Module, a computer hardware design specification published by the Open Compute Project Operations, administration, and management, processes involved in maintaining a system, often a computer system Oracle Access Manager, a software component of the Oracle Identity Management software suite Orbital angular momentum (disambiguation) in physics Other Oamaru Aerodrome, New Zealand Observatorio Astronómico de Mallorca, an observatory in Spain U.S. Office of Alternative Medicine, whose duties have been taken over by the National Center for Complementary and Alternative Medicine (NCCAM) Official Museums of Amsterdam, Netherlands On a Mission (disambiguation) Order of Australia Medal, an Australian national honour Ozy and Millie, a furry webcomic Office of Air and Marine, a federal law enforcement agency within the U.S. Customs and Border Protection OverActive Media, an esports and entertainment company