| Abbreviation | Definition |
|---|---|
| MMCA | Mid Michigan Creative Alliance |
| MMHA | Maternal Mental Health Alliance |
| MMRA | Mid Michigan Robotics Alliance |
| MNA | Military Nawaz Alliance |
| MNDA | Myanmar National Democratic Alliance |
| MOCA | Media over Coax Alliance |
| MOCA | MN Ovarian Cancer Alliance |
| MOCA | Multimedia over Coax Alliance |
| MOCA | Multimedia over Coaxial Alliance |
| MOCCA | Marketing Operations Cross Company Alliance |
| MODA | Mode Of Design Alliance |
| MOHA | Minnesota Outdoor Heritage Alliance |
| MOSA | Managed Operation System Alliance |
| MPA | Metropolitan Pima Alliance |
| MPSA | Midtown Ponce Security Alliance |
| MRA | Metal Roofing Alliance |
| MRBA | Merrimack River Beach Alliance |
| MRBA | Mississippi River Basin Alliance |
| MRWA | Minnesota River Watershed Alliance |
| MSA | Mission Support Alliance |