BSG
- BGS (disambiguation)
- Back Street Girls
- Bashkardi language
- Basigin
- Bata Airport
- Battlestar Galactica
- Battlestar Galactica (1978 TV series)
- Battlestar Galactica (2004 TV series)
- Bayswater Support Group
- Beacon Street Girls
- Bering Sea Gold
- Betriebssportgemeinschaft
- Bianca St-Georges
- Bibliothèque Sainte-Geneviève
- Birtles Shorrock Goble
- Blue supergiant
- Borosilicate glass
- Bournemouth School for Girls
- Brendon Small's Galaktikon
- Brewing
- British Comedy Guide
- British School of Guangzhou
- British Society for Geomorphology
- British Society of Gastroenterology
- Brotherhood of Saint Gregory
- Federal Social Court
- GBS (disambiguation)
- GSB (disambiguation)
- List of railway stations in Indonesia
- Naval Criminal Investigative Service
- Nigerian Air Force
- SBG (disambiguation)
- SGB (disambiguation)
- SUNY Brockport
- Soka Gakkai International
- The Bharat Scouts and Guides