English abbreviations from oac to oamp
- OAC (Organization for African Community)
- OACES (Online Academic Communication Environment And Support)
- OACW (Ohio Athletic Conference Wrestling)
- OACWC (Ohio Athletic Conference Wrestling Championship)
- OAD (Original Air Date)
- OADM (Optical Add-Drop Multiplexer)
- OADR (Originating Agency Determination Required)
- OAE (Operational Area Evaluation)
- OAF (Object Activation Framework)
- OAFC (Ohio Association of Free Clinics)
- OAFME (Office of the Armed Forces Medical Examiner)
- OAG (Open Applications Group)
- OAH (Omnipotent Author Hammerspace)
- OAI (Bagram Airfield)
- OAI-PMH (Open Archives Initiative Protocol for Metadata Harvesting)
- OAJ (Albert J. Ellis Airport)
- OAJCG (Operation Alliance Joint Control Group)
- OAK (Oakland International Airport)
- OAKOC (Observation and Fields of fire, Avenues of approach, Key terrain, Obstacles, Cover)
- OAKS (Outdoor Awareness Knowledge And Science)
- OAL (Open Audio License)
- OAM (Oamaru Airport)
- OAMC (Ohio Agricultural and Mechanical College)
- OAMP (Office of Acquisition Management and Policy)