Society ("spolky") categories: B
- brown scout
- band
- basketball squad
- ballooning club
- brass band
- board games association
- Bentley club
- ballet club
- breeders club
- beach volleyball association
- budgerigar breeders' club
- budgerigar breeders club
- bowling association
- basketball association
- beautification association
- bike club
- badminton association
- biker gang
- badminton club
- bonsai association
- breeders' club
- billiard club
- balloon club
- beekeepers club
- bonsai enthusiasts' club
- building owners association
- Bugatti club
- ballet ensemble
- ballet association
- BMW club
- business union
- beer lovers club
- biathlon club
- basketball club
- building association
- beer club
- boxing association
- Buddhists club
- biathlon association
- bonsai club
- beekeepers' association
- brotherhood
- ball hockey club
- baseball club
- board games club
- beer lovers' club
- baseball association
- bowling club
- business association
- breeders' association
- basketball team
- Buddhist association
- boxing club
- beer group
- business club
- beach volleyball club
- building owners club
- beer association