| Abbreviation | Definition |
|---|---|
| BIZ | Business Internet Zone |
| BIZLZ | Business Learning Zone or Biz Learning Zone, Biz LZ or Biz Lz |
| BJ | Brinker Jacobs |
| BJ | British Junkyard |
| BJ | Busch Johnson |
| BJA | Brandow & Johnston Associates Consulting |
| BJA | British Jewellers' Association |
| BJAA | Bureau Jeugdzorg Agglomeratie Amsterdam |
| BJC | Barnes Jewish Corporation |
| BJC | Behnam Jewelry Corp |
| BJC | Beijing Jeep Company |
| BJC | Beijing Jeep Corporation |
| BJC | Benham Jewelry Corp |
| BJL | Bohemian Jewellers Ltd |
| BJMC | Bangladesh Jute Mills Corporation |
| BJT | Barker Jones And Tate |
| BK | Burds & Kuntz, P.C. |
| BK | Burger King |
| BKC | Babione Kuehler Company |
| BKC | Brooklyn Kayak Company |