| Abbreviation | Definition |
|---|---|
| BBG | Brooklyn Botanic Garden |
| BBMK | Baron Brukenthalisches-Museumskollektion, Sibiu |
| BBML | British Balloon Museum and Library |
| BCAM | Broad Contemporary Art Museum |
| BCCG | Bolivian Cultural Centre of Ghent |
| BCHM | Bannock County Historical Museum |
| BCHM | Blount County Historical Museum |
| BCHM | Brazoria County Historical Museum |
| BCHS | Bucks County Historical Society |
| BCLM | Black Country Living Museum |
| BCMA | British Columbia Museums Association |
| BFM | Bear Flag Museum |
| BGAM | Brisbane Graphic Arts Museum |
| BGMA | Bat Guano Museum of Art |
| BGMA | Brandon General Museum and Archives |
| BHAC | Blue Heron Arts Center |
| BHAF | Beverly Hills Air Force |
| BHC | The Burton Historical Collections |
| BHEM | Buffalo Hockey Experience and Museum |
| BHI | British Horological Institute |