BSN
- Bachelor of Science in Nursing
- Badan Standardisasi Nasional
- Bally Sports North
- Baloncesto Superior Nacional
- Bank Simpanan Nasional
- Biotechnology Society of Nepal
- Blockchain-based Service Network
- Blue Square North
- Body sensor network
- Boy Scouts of Nippon
- Broadcasting System of Niigata
- Burgerservicenummer
- Danone
- The British School in the Netherlands