| ACMA | Academy of Country Music Awards 
| Others |
| ACMA | Accreditation Council for Medical Affairs
| Others |
| ACMA | Acquisition Career Management Advocate
| Others |
| ACMA | Adobe Color Management Assistant
| Others |
| ACMA | Advisory Centre For Marketing Activities
| Others |
| ACMA | Agricultural Cooperative Managers' Association
| Others |
| ACMA | Alan C McClure Associates
| Others |
| ACMA | Alternative Compliance Market Account
| Others |
| ACMA | Amateur Classical Musicians Association
| Others |
| ACMA | American Case Management Association
| Others |
| ACMA | American Catalog Mailers Association
| Others |
| ACMA | American Chinese Medical Association
| Others |
| ACMA | American Chinese Medicine Association
| Others |
| ACMA | American College of Mortgage Attorneys
| Others |
| ACMA | American Composites Manufacturers Association
| Others |
| ACMA | American Cosmetic Manufacturers Association
| Others |
| ACMA | American Cosmetics Manufacturers Association
| Others |
| ACMA | Americana Community Music Association
| Others |
| ACMA | Apple Certified Media Administrator
| Others |
| ACMA | Applied Combat Martial Arts
| Others |
| ACMA | Archdiocesan Commission for Missionary Activity
| Others |
| ACMA | Army Class Managing Activity
| Others |
| ACMA | Arts & Communication Magnet Academy
| Others |
| ACMA | Arts and Communication Magnet Academy
| Others |
| ACMA | Arts Communication Magnet Academy
| Others |
| ACMA | Aruba Certified Mobility Associate
| Others |
| ACMA | Associate Chartered Management Accountant
| Others |
| ACMA | Associate Cost and Management Accountant
| Others |
| ACMA | Associate of the Chartered Institute of Management Accountants
| Others |
| ACMA | Associate of the Institute of Cost and Management Accountants
| Others |
| ACMA | Association Congolaise des Mecaniciens Automobiles
| Others |
| ACMA | Ateliers de Construction de Motocycles et Automobiles
| Others |
| ACMA | Atlantic Cable Maintenance Agreement
| Others |
| ACMA | Australasian Computer Music Association
| Others |
| ACMA | Australian Communications and Media Authority
| Others |
| ACMA | Australian Communictions and Media Authority
| Others |
| ACMA | Automotive Component Manufacturers Association
| Others |