| AABF | African American Book Festival | |
| AABF | Ake Arts and Book Festival | |
| AACF | African American Cultural Festival | |
| AAFF | Ann Arbor Film Festival | |
| AAFF | Aviemore Adventure Film Festival | |
| AAFF | Angus Accordion and Fiddle Festival | |
| AAFF | Arusha African Film Festival | |
| AAFF | Architect Africa Film Festival | |
| AAFF | African American Film Festival | |
| AAFF | Asian American Film Festival | |
| AAFF | Asian Animation Film Festival | |
| AAMF | Al Ain Music Festival | |
| AAMF | Atlin Arts & Music Festival | |
| ABBF | Ashley’s Belgian Beer Festival | |
| ABFF | American Black Film Festival | |
| ABW | Art Basel Week | |
| ACAF | Australian Comic Arts Festival | |
| ACBF | Antique and Classic Boat Festival | |
| ACCF | Arts Culture and Community Festivals | |
| ACFF | Au Contraire Film Festival | |
| ACFF | Annual Copenhagen Film Festival | |
| ACLMF | Austin City Limits Music Festival | |
| ACMF | Atlanta Chamber Music Festival | |
| ACMF | Arianna Chamber Music Festival | |
| ACMF | Arctic Chamber Music Festival |
