English abbreviations from aaoc to aapi
- AAOC(African American Opportunity Centers)
- AAOCC(Ann Arbor Open Coordinating Council)
- AAODC(American Association of Oilwell Drilling Contractors (obsolete; superseded by IADC))
- AAODL(Atmospheric Aerosols and Optics Data Library)
- AAOE(Arrival and Assembly Operations Element)
- AAOF(Active Army, Officer)
- AAOG(Arrival and Assembly Operations Group)
- AAOM(Association of Acupuncture and Oriental Medicine)
- AAOS(American Academy of Orthopaedic Surgeons)
- AAOU(Asian Association Of Open Universities)
- AAP(American Academy of Pediatrics)
- a.a.p.(Associated Artists Productions (former film distributor))
- AAPA(American Association of Port Authorities)
- AAPB(Academic Accommodations Policy Board)
- AAPBG(Army Automation Program Budget Guidance)
- AAPC(Advanced Armoured Personnel Carrier (Turkey))
- AAPCC(Average Adjusted Per Capita Cost)
- AAPG(American Association of Petroleum Geologists)
- AAPI(Adult Adolescent Parenting Inventory)