sort by Rank | Alpha
| Possible Meanings | Rank |
|---|
| Ontario Healthy Communities Coalition | *** |
| Occupational Health Clinical Center | *** |
| Oregon Home Care Commission | *** |
| Odessa Hispanic Chamber of Commerce | *** |
| Office of the Health Complaints Commissioner | *** |
| Oral Health Coordinating Committee | *** |
| Outer Harbour Centreboard Club | *** |
| Occupational Health Care Complexes | ** |
| Ontario Horticultural Crops Conference | ** |
| Oxford Heights Community Club | ** |
| Oregon Health Career Center | ** |
| Ottawa Hungarian Community Centre | ** |
| Opening HRA Credit Ceiling | ** |
| Ontario Health Communities Coalition | * |
| Online and Hybrid Certification | * |
| Oxford History of the Christian Church | * |
| Ordinary High Current Configuration | * |
| Oak Hills Christian Church | * |
| Orlando Homeschool Chess Club | * |
| Ochil Hills Community Church | * |
| Of Oxford Hills Chamber of Commerce | * |
| Oak Hill Country Club | * |
| Oak Hill Coal Company | * |
| Old Hickory Coal Company | * |