sort by Rank | Alpha
| Possible Meanings | Rank |
| Mile High Adventist Academy | ** |
| Metropolitan Health Administrators Association | ** |
| Mark Hutker Associates Architects | ** |
| Mint Hill Athletic Association | ** |
| Mental Health Association of Augusta | ** |
| Mental Health Association of Alaska | ** |
| Maryland Heritage Areas Authority | ** |
| Monterey History and Art Association | ** |
| Mechanical Harvesters Association of Australia | ** |
| Mid Hudson Astronomical Association | ** |
| Mental Health Association of Arizona | ** |
| Morgan Horse Association of Australia | ** |
| Mid Hudson Animal Aid | * |
| Maryland Heights Athletic Association | * |
| Miniature Horse Association Australia | * |
| monfort heights athletic association | * |
| Maryland Heritage Area Authority | * |
| Metropolitan Healthcare Administrators Association | * |
| Mental Health Association in Atlantic | * |
| Minot Hebron Athletic Association | * |