| BDAC | Bad Decision Adventure Club 
| Others |
| BDAC | Beauregard Design Advisory Committee
| Others |
| BDAC | Behavioral Developmental Access Clinic
| Others |
| BDAC | Berryessa District Advisory Council
| Others |
| BDAC | Big Data Analytics Club
| Others |
| BDAC | Big Data Architecture Camp
| Others |
| BDAC | Billericay and District Angling Club
| Others |
| BDAC | Biostatistical Design and Analysis Center
| Others |
| BDAC | Biota Dose Assessment Committee
| Others |
| BDAC | Birmingham And District Allotments Confederation
| Others |
| BDAC | Bismarck Downtown Artist Cooperative
| Others |
| BDAC | Borms Dokumentatie- en AktieCentrum
| Others |
| BDAC | Boscombe Down Aviation Collection
| Others |
| BDAC | Boulder Dam Area Council
| Others |
| BDAC | Bountiful Davis Art Center
| Others |
| BDAC | Bristol Debt Advice Centre
| Others |
| BDAC | Broadband Deployment Advisory Committee
| Others |
| BDAC | Broadband Development Advisory Committee
| Others |
| BDAC | Brunei Darussalam Arbitration Centre
| Others |
| BDAC | Bunnell Dmitrich Athletic Center
| Others |
| BDAC | Bureau of Drug Abuse Control
| Others |
| BDAC | Business and Data Analytics Club
| Others |
| BDAC | Business Development Advisory Council
| Others |