| Abbreviation | Definition |
|---|---|
| MOL | Men Of Loyalty |
| MOMC | Michigan Ontario Muskie Club |
| MOMC | Mothers of Multiples Club |
| MONJ | Mini Cooper Owners of New Jersey |
| MOSC | Male Oyster Stew Club |
| MOSC | Mount Olive Soccer Club |
| MOTHI | Mothi means master of the hindusthan's improvement . M =master , O=of, T=the, H=Hindusthan, I=improvement. |
| MPC | Mazda Premacy Club |
| MPCA | Miniature Pinscher Club of America |
| MPCC | Mohnton Professional Car Club |
| MPCC | Monterey Peninsula Country Club |
| MPCC | Mount Prospect Cheerleading Club |
| MPFC | Middle Park Football Club |
| MPHC | Manhattan Plaza Health Club |
| MPHC | Missouri Paint Horse Club |
| MPIC | Miraloma Park Improvement Club |
| MPTC | Mornington Peninsula Triathlon Club |
| MRAC | Milwaukee Radio Amateur Club |
| MRAC | Milwaukee Radio Amateurs' Club |
| MRBC | Macedon Ranges Bridge Club |