| Abbreviation | Definition |
|---|---|
| BDNA | Brentwood Darlington Neighborhood Association |
| BDRA | British Drag Racing Association |
| BDSRA | Batten Disease Support Research Association |
| BDTA | Berwick District Tennis Association |
| BEA | Bihar Entrepreneurs Association |
| BEA | Business Executive Association |
| BEA | Business Executives Association |
| BEAA | Biomedical Engineering Association of Armenia |
| BEAA | British Elite Athletes Association |
| BEAE | Basic Education Association in Ethiopia |
| BEAMA | British Electrotechnical and Allied Manufacturers Association |
| BEAVA | Barbados Estate Agents and Valuers Association |
| BECCA | Business Espionage Controls & Countermeasures Association |
| BEDA | Binge Eating Disorder Association |
| BEGA | Beyblade Entertainment Global Association |
| BEKA | Boeing Employees Karate Association |
| BELA | Bangladesh Environmental Lawyers Association |
| BELTA | Bangladesh English Language Teachers Association |
| BELTA | Belgian English Language Teachers Association |
| BEMA | Bath Enclosure Manufacturers Association |