| Acronym | Definition |
|---|
| MCCO➣Moravian College Community Orchestra (Bethlehem, PA) |
| MCCO➣Motor Carrier Compliance Office |
| MCCO➣Monterey County Certified Organic (Monterey County Agricultural Commissioner’s Office; California) |
| MCCO➣Meal Card Control Officer (Us Army) |
| MCCO➣Muldrow Cherokee Community Organization (Oklahoma) |
| MCCO➣McClellan Oscillator |