| BAcc | Bachelor of Accounting 
| Others |
| BACC | Balboa Art Conservation Center
| Others |
| BACC | Ballston Area Community Center
| Others |
| BACC | BALTEX Assessment of Climate Change
| Others |
| BACC | Baltic Automotive Components Cluster
| Others |
| BACC | Bangkok Art and Culture Centre
| Others |
| BACC | Bangkok Art Culture Centre
| Others |
| BACC | Bangkok Arts and culture Centre
| Others |
| BACC | Barrington Area Chamber of Commerce
| Others |
| BACC | Barron Area Community Center
| Others |
| BACC | Bay Area Christian Church
| Others |
| BACC | Bay Area Climate Collaborative
| Others |
| BACC | Bay Area Climbers Coalition
| Others |
| BACC | Bay Area Cobra Club
| Others |
| BACC | Bay Area Community Church
| Others |
| BACC | Bay Area Community Council
| Others |
| BACC | Bay Area Corvette Club
| Others |
| BACC | Bel Air Corvette Club
| Others |
| BACC | Belize American Cattle Company
| Others |
| BACC | Belltown Antique Car Club
| Others |
| BACC | Billiards Association and Control Council
| Others |
| BACC | Biomedical Acceleration and Commercialization Center
| Others |
| BACC | Blocco Automatico a Correnti Codificate
| Others |
| BACC | Bloomington Area Career Center
| Others |
| BACC | Board Approved Clinical Consultants
| Others |
| BACC | Branch Area Careers Center
| Others |
| BACC | Brazilian American Chamber of Commerce
| Others |
| BACC | Broadcast Advertising Clearance Centre
| Others |
| BACC | Burlington Area Chamber of Commerce
| Others |
| BACC | Business Alliance of Charles County
| Others |