| Acronym | Definition |
|---|
| MACHS➣Manitoba Association of Christian Home Schools (Canada) |
| MACHS➣Mid-Atlantic Consortium for Human Services |
| MACHS➣Maritime Academy Charter High School (Philadelphia, PA) |
| MACHS➣Mid-America Collegiate Horticulture Society (educational group) |
| MACHS➣Monroe Area Comprehensive High School (Monroe, GA) |
| MACHS➣Mercer Arts Charter High School (Trenton, NJ) |