The BBC Singers
- Britain's only full-time professional chamber choir. Includes a history, concert diary, and a choral music timeline.
- http://www.bbc.co.uk/singers/

Baroque Artists of Champaign-Urbana
- BACH is a not-for-profit, professional ensemble of instrumentalists and vocalists specializing in historically-informed performances of music from the 17th and 18th centuries. Events and contact information.
- http://www.baroqueartists.org/

Bath Camerata
- A versatile semi-professional mixed chamber choir, formed by former King's Singer Nigel Perrin. Bath, England.
- http://www.bathcamerata.org.uk

The Bellevue Chamber Chorus
- Choral group from Bellevue, Washington. Comprised of 30 to 40 members, they perform works from all musical time periods.
- http://www.bellevuechamberchorus.net/