| Abbreviation | Definition |
|---|---|
| MITA | Metroplex Interpreters and Translators Association |
| MITIA | Mauritius Information Technology Industry Association |
| MIWA | Maine Injured Workers Association |
| MIWA | Merritt Island Wildlife Association |
| MJA | Massachusetts Judges Association |
| MJA | Midwest Jewelers Association |
| MJJA | Midwest Jiu Jitsu Association |
| MJJA | Missouri Juvenile Justice Association |
| MJMAN | Mersey Jewellers and Metal Artists Network (trade association; UK) |
| MKA | Mahoosuc Kids Association |
| MKNA | Meridian Kessler Neighborhood Association |
| MKPA | Milton Keynes Play Association |
| MKPA | Mount Kelly Parents Association |
| MKU | Mahila Kisan Union |
| MKYRA | Missouri Kansas Youth Rodeo Association |
| MLA | Maritime Law Association |
| MLA | Minnesota Library Association |
| MLA | Modern Languages Association |
| MLA | Modern Linguistic Association |
| MLAM | Mobile Learning Association of Malaysia |