| AACM | Accountable Aging Care Management 
| Others |
| AACM | Advanced Access Control Models
| Others |
| AACM | African American Celebration Month
| Others |
| AACM | Ali Akbar College of Music
| Others |
| AACM | All American Crane Maintenance
| Others |
| AACM | Alternative Asbestos Control Method
| Others |
| AACM | American Academy of Cannabinoid Medicine
| Others |
| AACM | Ardennes American Cemetery and Memorial
| Others |
| AACM | Arizona Association of Community Managers
| Others |
| AACM | Asian American Campus Ministry
| Others |
| AACM | Asian Association for Contract Management
| Others |
| AACM | Asociacion Argentina de Cirugia de la Mano
| Others |
| AACM | Association for the Advancement of Creative Musicians
| Others |