| Abbreviation | Definition |
|---|---|
| MI | Membership Involvement |
| MI | MOPS International |
| MIB | Mentoring Inbound Brothers |
| MICA | Mid-Iowa Community Action |
| MICAS | Monadnock Institute for Community Advancement and Sustainability |
| MI-CASA | Michigan Association of Court Appointed Special Advocates |
| MICR | Michigan Care Improvement Registry |
| MIFCCLA | Michigan Family, Career, and Community Leaders of America |
| MIFL | Moscow Institute of Foreign Languages |
| MIG | Membership Initiative Group |
| MILE | Minorities In Law Enforcement |
| MILHS | Michigan League for Human Services |
| MILS | Michigan Indian Legal Services |
| MILSI | Michigan Indian Legal Services, Inc. |
| MIM | Music Is Math |
| MIMOSA | Machinery Information Management Open Systems Alliance |
| MIMS | Member Information Management System |
| MIP | Marquette Island Preserve |
| MIPC | Mobile Imaging and Printing Consortium |
| MIPS | Member of the Institute of Professional Sound |