sort by Rank | Alpha
| Possible Meanings | Rank |
|---|
| Anglet Olympique Rugby Club | ** |
| Australian Off Road Commission | ** |
| Appalachian Off Road Club | ** |
| Association of Racing Commissioners | ** |
| American Overseas Research Centers | ** |
| Australian Open Road Championships | ** |
| Asia Oceania Regional Conference | ** |
| Automatic Off Resonance Correction | ** |
| Arak Oil Refining Company | ** |
| Australian Offroad Racing Championship | ** |
| Automotive Occupant Restraint Council | ** |
| Asia Oceania Regional Council | ** |
| azzawiya oil refinery co | ** |
| Abadan Oil Refining Company | ** |
| Arthritis and Other Rheumatic Conditions | ** |
| Association of Racing Chemists | ** |
| Automotive Occupants Restraint Council | ** |
| Agent Orange Resource Center | ** |
| Assessment of Obesity Related Comorbidities | ** |
| American Overseas Research Center | * |
| American of Oriental Research | * |
| American Oboe Reed Company | * |
| C2 Systems Section (USAFE) | * |