| AOR | Aarti Ollila Ristola 
| Others |
| AOR | Access Outreach and Recruitment
| Others |
| AOR | Access Outreach Recruitment
| Others |
| AOR | Acknowledgement Of Receipt
| Others |
| AOR | Acknowledgement Of Receiving
| Others |
| AOR | Acknowledgement Or Receipt
| Others |
| AOR | Acknowledgment Of Receipt
| Others |
| AOR | Active Object Recognition
| Others |
| AOR | Address Of Record
| Others |
| AOR | Adjusted Odds Ratio
| Others |
| AOR | Adjusted Odds Ratios
| Others |
| AOR | Adult Orientated Rock
| Others |
| AOR | Adult Oriented Rock
| Others |
| AOR | Advanced Orthomolecular Research
| Others |
| AOR | Adventure Outdoor Resorts
| Others |
| AOR | Aegiments Of Renown
| Others |
| AOR | Age Of Raven
| Others |
| AOR | Agency Of Record
| Others |
| AOR | Agency OFF Record
| Others |
| AOR | Agent Of Record
| Others |
| AOR | Agent Orange Registry
| Others |
| AOR | Agents Of The Reaper
| Others |
| AOR | Album Orientated Rock
| Others |
| AOR | Album Oriented Rock
| Others |
| AOR | Aliquippa and Ohio River Railroad
| Others |
| AOR | Alor, Setar, Malaysia
| Others |
| AOR | Alternative Of Rock
| Others |
| AOR | Alvin Olson Report
| Others |
| AOR | Always Out Refueling
| Others |
| AOR | Analog Output Range
| Others |
| AOR | Ancient Order of the Rosicrucians
| Others |
| AOR | Angle Of Repose
| Others |
| AOR | Annual Operating Report
| Others |
| AOR | Annual Operating Requirement
| Others |
| AOR | Apex Online Racing
| Others |
| AOR | Application Owning Region
| Others |
| AOR | Applied Optics Research
| Others |
| AOR | Architect of Record
| Others |
| AOR | Arctic Ocean Review
| Others |
| AOR | Arctic Off Road
| Others |
| AOR | Area of Responsibility
| Business, Corporate, Legal |
| AOR | Army Of Retards
| Others |
| AOR | Art Of Rally
| Others |
| AOR | Assembly of Representatives
| Others |
| AOR | Assignment Of Responsibilities
| Others |
| AOR | Association of Oregon Recyclers
| Others |
| AOR | Association Of Realtors
| Others |
| AOR | Association of Reflexologists
| Others |
| AOR | At Own Risk
| Others |
| AOR | Audio Output Right
| Others |
| AOR | Australian Off Road
| Others |
| AOR | Authorized Organization Representative
| Others |
| AOR | Authorized Organizational Representative
| Others |
| AOR | Automated Optical Repair
| Others |
| AOR | Auxiliary Oiler Replenishment
| Others |
| AOR | Auxiliary, Oiler, Re-supply
| Others |
| AOR | Available On Request
| Others |
| AOR | Awesome Oustanding Rock
| Others |
| AOR | Axis Of Rotation
| Others |
| AOR | Operations Research Service
| Others |
| AOR | Replenishment Oiler (Auxiliary, Oiler, Replenishment)
| Others |