| Abbreviation | Definition |
|---|---|
| BLBC | Barts And The London Boat Club |
| BLBC | Belgian-Latvian Business Club |
| BLBC | Berkeley Lawn Bowling Club |
| BLBC | Black Label Bike Club |
| BLBC | Bush League Breeders Club |
| BLC | Blue Line Club |
| BLC | Butter Lovers Club |
| BLCC | Ballarat Light Car Club |
| BLCC | Bathurst Light Car Club |
| BLCC | Beaver Lake Club Corporation |
| BLCC | Black and Latino Culture Club |
| BLFC | Bellegarde Ladon Football Club |
| BLLC | Beirut Lotus Lions Club |
| BLLC | Biltmore Ladies Lunch Club |
| BLMC | Black Lion Motorcycle Club |
| BLNG | BirdLife Northern Gauteng (South Africa) |
| BLRC | Burnaby Lake Rugby Club |
| BLSC | Belwood Lake Sailing Club |
| BLSC | Blyth lifeguard and swimming club |
| BLUC | Bicycle Locker User Club |