sort by Rank | Alpha
| Possible Meanings | Rank |
|---|
| Ocean Acres Country Club | *** |
| Oregon Area Chamber of Commerce | *** |
| Oakland Asian Cultural Center | *** |
| Ohio Athletic Conference Championship | *** |
| Ontario Association of Career Colleges | *** |
| Orana Area Consultative Committee | *** |
| Ozark Area Community Congress | *** |
| Ontario Association of Corrections and Criminology | *** |
| Ohio Association of Community Colleges | *** |
| Oregon Association of County Clerks | *** |
| Organic Agriculture Center of Canada | *** |
| Orange Apple Computer Club | *** |
| Ottawa Air Cargo Centre | ** |
| ovalbumin-specific antibody-containing cells | ** |
| Operator Attended Conference Calls | ** |
| Opel Astra Coupe Center | ** |
| Outback Area Consultative Committee | ** |
| Office of the Anti Corruption Commission | ** |
| Office of Animal Care Compliance | ** |
| Orissa Art Conservation Centre | ** |
| Oromo American Citizens Council | ** |
| Organic Agricultural Centre of Canada | ** |
| Oceanic Area Control Centre | ** |
| Orthopaedic Associates of Corpus Christi | ** |
| Ohio Association of Cheerleading Coaches | ** |
| Original Animation Comic Competition | ** |
| Optional Active Compliance Chamber | ** |
| Oriental Animation Comic Competition | ** |
| Ottawa Area Camps Committee | ** |
| Oklahoma Association of Community Colleges | ** |
| Open Access Computing Centre | ** |
| Organic Ag Centre Ca | ** |
| Oak Avenue Community Center | ** |
| Optically Active Chemical Compounds | ** |
| Orion Area Chamber of Commerce | ** |
| Oakland Asian Community Center | * |
| Obesity Aging and Cancer Cost | * |
| Ohio Association of College | * |
| Old Aberdeen Community Council | * |
| Oxford Area Chamber of Commerce | * |
| Open Access Contact Centre | * |
| Oceanic Area Control Center | * |
| Office of Animal Care and Compliance | * |
| Ontario Association of Credit Counselling | * |
| Oregon Agricultural Commodity Commissions | * |
| Optical Analysis of Coking Coal | * |