| Rank | Abbreviation | Meaning |
|---|
| ***** | ABCA | Allentown Business Community Association, Inc.
| |
| ***** | ABCA | Association Belge des Chefs d'Approvisionnement
| |
| ***** | ABCA | Alcohol Beverage Control Administration
| |
| ***** | ABCA | Association Belge des Centres d'Affaires
| |
| ***** | ABCA | Australian Basketball Coaches Association
| |
| ***** | ABCA | Associação Brasileira dos Colecionadores de Armas
| |
| ***** | ABCA | American Black Chiropractic Association
| |
| ***** | ABCA | Associação Brasileira de Cinema de Animação
| |
| **** | ABCA | Antwerp British Community Association
| |
| **** | ABCA | Associate, British College of Accordionists
| |
| **** | ABCA | Association des Banques Centrales Africaines
| |
| **** | ABCA | American Baseball Coaches Association
| |
| **** | ABCA | Associação Brasileira de Críticos de Arte
| |
| **** | ABCA | American Baptist Churches of Alaska
| |
| **** | ABCA | American Bird Conservation Association
| |
| *** | ABCA | Afro-Brazilian Capoeira Association
| |
| *** | ABCA | American Border Collie Association
| |
| *** | ABCA | Asian Breast Cancer Awareness
| |
| *** | ABCA | Ausable Bayfield Conservation Authority
| |
| *** | ABCA | Associação Brasileira de Capoeira Angola
| |
| *** | ABCA | Association Bastidienne Contre l'Aéroport
| |
| *** | ABCA | Albury Border Cricket Association
| |
| *** | ABCA | American Builders & Contractors Association
| |
| ** | ABCA | Associação Brasileira de Café Arábica
| |
| ** | ABCA | Albany Business Computing Association
| |