| Black Box, Santa Clarita Performing Arts Center | Black Box, Santa Clarita Performing Arts Center | United States of America, Santa Clarita, 26455 Rockwell Canyon Rd | 2009-04-02 | 2009-04-05 | 2009 | 1 | |
| Bühnen Halle | Bühnen Halle | Germany, Halle (Saale), Universitätsring 24 | 2021-10-30 | 2021-06-19 | 2021 | 1 | |
| Bøndernes Hus | Bøndernes Hus | Norway, Brandbu | 1956-05-28 | -- | 1956 | 1 | |
| Bremer Schauspielhaus | Bremer Schauspielhaus | Germany, Bremen, Goetheplatz 1-3 | 1917-08-25 | 1935-01-18 | 1917–1938 | 26 | |
| Birr | Birr | Switzerland, Birr | 1991-09-04 | -- | 1991 | 1 | |
| Bühnen der Landeshauptstadt Kiel | Bühnen der Landeshauptstadt Kiel | Germany, Kiel, Fleethörn 9 | 1950-09-14 | -- | 1950–1981 | 4 | |
| Brooklyn Centre for Theatre Research | Brooklyn Centre for Theatre Research | United States of America, New York, 249 Huron St, Brooklyn | 2024-12-20 | 2025-01-12 | 2024 | 1 | |
| Bijou Theatre | Bijou Theatre | England, London, 21 Archer Street, Westbourne Grove | 1907-09-17 | -- | 1907 | 1 | |
| Betty Nansen Teatret | Betty Nansen Teatret | Denmark, Frederiksberg, Frederiksberg Alle 57 | 1917-10-30 | 2006-10-21 | 1917–2006 | 21 | |
| Borgheim | Borgheim | Norway, Borgheim | 2002-05-01 | -- | 2002 | 1 | |
| Bad Orb, Konzerthalle | Konzerthalle Bad Orb | Germany, Bad Orb, Horststraße | 2017-11-07 | -- | 2017 | 1 | |
| Budapesti Kamaraszínház Shure Stúdió | Budapesti Kamaraszínház Shure Stúdió | Hungary, Budapest, Asbóth utca 22 . | 2002-02-23 | 2007-01-31 | 2002–2006 | 2 | |
| Blackfriars Arts Centre | Blackfriars Arts Centre | England, Boston, Spain Lane | 1985-02-09 | -- | 1985–1999 | 3 | |
| Borås Teater | Borås Teater | Sweden, Borås | 1878-05-10 | 2008-11-14 | 1878–2014 | 12 | |
| Byremo ungdomsskole | Byremo ungdomsskole | Norway, Byremo, Byremo | 2006-11-15 | -- | 2006 | 1 | |
| Ballhof Zwei | Ballhof Zwei | Germany, Hannover, Knochenhauerstraße 28 | 2008-02-15 | 2009-02-28 | 2008 | 1 | |
| Brașov | Brașov | Romania, Brașov | 1925-06-17 | 1927-06-02 | 1925–1938 | 6 | |
| Batnfjordsøra, Samfunnshuset | Samfunnshuset Batnfjordsøra | Norway, Batnfjordsøra, Batnfjordsøra | 2007-03-29 | -- | 2007 | 1 | |
| Bankettsalen i Hotell Klubben | Bankettsalen i Hotell Klubben | Norway, Tønsberg, Nedre Langgate 49 | 1984-11-15 | 1993-02-08 | 1984–1993 | 4 | |
| Banken | Banken | Norway, Lillehammer, Kirkegata 41 | 1928-05-16 | 1992-- | 1928–2008 | 10 | |
| Brainerd Opera House | Brainerd Opera House | United States of America, Brainerd | 1909-02-01 | 1909-02-01 | 1909 | 1 | |
| Bârlad | Bârlad | Romania, Bârlad | 1926-09-22 | -- | 1926 | 1 | |
| Balestrand | Balestrand | Norway, Balestrand | 1970-02-02 | -- | 1970 | 1 | |
| Burträsk | Burträsk | Sweden, Burträsk | 1989-09-20 | 1993-11-30 | 1989–1993 | 2 | |
| Bengtsfors | Bengtsfors | Sweden, Bengtsfors | 1989-10-28 | 1989-10-28 | 1989 | 1 | |
| Bloomsbury Theatre | Bloomsbury Theatre | England, London, 15 Gordon St London WC1H 0AH | 1986-06-23 | 1986-06-28 | 1986 | 1 | |
| Black Swamp Players theater | Black Swamp Players theater | United States of America | 2023-05-16 | 2023-05-17 | 2023 | 1 | |
| Beiuş | Beiuş | Romania, Beiuş | -- | -- | | | |
| Badisches Landestheater Karlsruhe | Badisches Landestheater Karlsruhe | Germany, Karlsruhe | 1919-12-01 | 2016-07-14 | 1919–2016 | 10 | |
| Backa Teater | Backa Teater | Sweden, Göteborg, Lärdomsgatan 1 C | 1993-03-20 | -- | 1993 | 1 | |
| Brønderslev nye Theater | Brønderslev nye Theater | Denmark, Brønderslev | 1907-11-10 | -- | 1907–1908 | 2 | |
| Bunport Theatre, The | The Bunport Theatre | United States of America, Denver, 717 Lipan St, Denver, CO 80204, USA | 2023-12-08 | 2023-12-09 | 2023 | 1 | |
| Bangor Opera House | Bangor Opera House | United States of America, Bangor, 131 Main Street | 1999-02-03 | 1999-02-21 | 1999 | 1 | |
| Bispehaugen skole | Bispehaugen skole | Norway, Trondheim, Trondheim | 2003-12-19 | -- | 2003 | 1 | |
| Berehove | Berehove | Ukraine, Berehove | 1890-08-25 | -- | 1890–1925 | 4 | |
| Bergtun | Bergtun | Norway, Eidsvåg | 1961-01-31 | -- | 1961–1990 | 2 | |
| Burg Roßlau | Burg Roßlau | Germany, Dessau-Roßlau, Am Schloßgarten 18b | -- | -- | | | |
| Broadway Theatre | Broadway Theatre | United States of America, Anaconda | 1903-04-02 | 1909-01-19 | 1903–1909 | 3 | |
| Bühnen der Hansestadt Lübeck (Kammerspiele) | Bühnen der Hansestadt Lübeck (Kammerspiele) | Germany, Lübeck, Beckergrube 10 | 1964-02-02 | -- | 1964–1997 | 4 | |
| Bystranda | Bystranda | Norway, Kristiansand, Østre Strandgate 74 | 2006-03-20 | -- | 2006 | 1 | |
| Bárka Színház | Bárka Színház | Hungary, Budapest, Üllői út 82 | 2004-09-20 | 2004-09-25 | 2004 | 1 | |
| Buck Creek Players | Buck Creek Players | United States of America, Indianapolis, 11150 Southeastern Ave | 2010-06-04 | 2010-06-13 | 2010 | 1 | |
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