| Abbreviation | Definition |
|---|---|
| MMI | Missions to Military, Inc. |
| MMK | Mu Mu Kappa |
| MML | Mote Marine Laboratory |
| MMM | Mexican Medical Ministries |
| MMMA | Michigan Medical Marijuana Association |
| MMMF | Margaret McNamara Memorial Fund |
| MMO | Mercy Medical Operations |
| MMRC | Multiple Myeloma Research Consortium |
| MMRF | Minneapolis Medical Research Foundation |
| MMRF | Multiple Myeloma Research Foundation |
| MMS | Massachusettws Medical Society |
| MMS | Membership Management System |
| MMT | Meyer Memorial Trust |
| MMT | Mobile Meals of Toledo |
| MNA | Master of Nonprofit Administration |
| MNA | Master of Nonprofit Administration's |
| MNA | Masters in Nonprofit Administration |
| MNA | Michigan Nature Association |
| MNA | Michigan Non-profit Association |
| MNAHR | Minnesota Advocates for Human Rights |