| Acronym | Definition |
|---|
| MHCC➣Mental Health Commission of Canada (est. 2007) |
| MHCC➣Maryland Health Care Commission |
| MHCC➣Mount Hood Community College (Gresham, Oregon) |
| MHCC➣Mental Health Coordinating Council (Australia) |
| MHCC➣Memorial Hospital of Converse County (Douglas, WY) |
| MHCC➣Mental Health Consumer Concerns |
| MHCC➣Maryland Heights Chamber of Commerce (Missouri) |