| Black Box Theatre | Black Box Theatre | Ireland, Galway, Dyke Road | 2009-03-04 | 2009-03-12 | 2009 | 1 | |
| Buck Creek Players | Buck Creek Players | United States, Indianapolis, 11150 Southeastern Ave | 2010-06-04 | 2010-06-13 | 2010 | 1 | |
| Bárka Színház | Bárka Színház | Hungary, Budapest, Üllői út 82 | 2004-09-20 | 2004-09-25 | 2004 | 1 | |
| Bengtsfors | Bengtsfors | Sweden, Bengtsfors | 1989-10-28 | 1989-10-28 | 1989 | 1 | |
| Bogotá | Bogotá | Colombia | 2016-03-24 | 2016-03-27 | 2016 | 1 | |
| Badmintonsenteret | Badmintonsenteret | Norway, Kristiansand, kongsgård alle | 1997-09-20 | 1997-09-25 | 1997 | 1 | |
| Barcs | Barcs | Hungary, Barcs | 1925-02-23 | -- | 1925 | 1 | |
| Brăila | Brăila | Romania, Brăila | 1908-02- | -- | 1908–1929 | 2 | |
| Bridewell Theatre | Bridewell Theatre | England, London, 14 Bride Lane | 2009-07-14 | 2011-06-04 | 2009–2011 | 2 | |
| Bern | Bern | Switzerland, Bern | -- | -- | | | |
| Bainbridge Performing Arts | Bainbridge Performing Arts | United States, Bainbridge Island, 200 Madison Ave N | 2006-11-12 | -- | 2006 | 1 | |
| Bjugn Kulturhus | Bjugn Kulturhus | Norway, Bjugn, Alf Nebbs gate 14 | 2012-11-10 | -- | 2012–2015 | 3 | |
| Black Box, Akademia e Artëve | Black Box, Akademia e Artëve | Albania, Tirana, Sheshi Nënë Tereza, Nr. 2 | 2010-10-30 | -- | 2010 | 1 | |
| Burma (Republic of the Union of Myanmar) | Burma (Republic of the Union of Myanmar) | Myanmar | -- | -- | | | |
| Bornholms teaterforening | Bornholms teaterforening | Denmark, Rønne, Slippen 1 | 1925-04-06 | -- | 1925–2018 | 2 | |
| Borgarleikhúsið | Borgarleikhúsið | Iceland, Reykjavík, Listabraut 3 | 1903-03-21 | 2002-02-03 | 1903–2001 | 14 | |
| Biblioteca Sarmiento Bariloche | Biblioteca Sarmiento Bariloche | Argentina, San Carlos de Bariloche, Centro Civico, R8400 San Carlos de Bariloche, Río Negro | 2022-06-18 | -- | 2022 | 1 | |
| Bad Salzuflen, Kur- und Stadttheater | Kur- und Stadttheater Bad Salzuflen | Germany, Bad Salzuflen, Parkstraße 26 | 2018-04-27 | -- | 2018 | 1 | |
| Beijing Penghao Theater | Beijing Penghao Theater | China, Beijing, 35 Mianhua Hutong, Xicheng Qu | 2015-09-30 | 2017-08-09 | 2015–2017 | 3 | |
| Baltimore | Baltimore | United States, Baltimore | 1893-03-04 | 1893-03-04 | 1893–2020 | 3 | |
| Berkshire Theatre Festival Main Stage | Berkshire Theatre Festival Main Stage | United States, Stockbridge, 83 East Main Street | 1941-08-11 | 2009-08-29 | 1941–2009 | 2 | |
| Bourla schouwburg | Bourla schouwburg | Belgium, Antwerpen, Komedieplaats 18 | 1994-04-25 | 2013-02-23 | 1994–2013 | 7 | |
| Bürgerhaus | Bürgerhaus | Germany, Radevormwald, Schlossmacherstraße 4 | 2005-10-19 | -- | 2005–2017 | 3 | |
| Brekkeparken | Brekkeparken | Norway, Skien, Øvregt 41 | 1978-05-17 | 2008-06-08 | 1978–2008 | 5 | |
| Blomdalen Ungdomsskole | Blomdalen Ungdomsskole | Norway, Mandal, 4514 Mandal | 2007-01-17 | -- | 2007 | 1 | |
| Birkenlund skole | Birkenlund skole | Norway, Arendal, Gamle Songevei 65 | 1969-01-29 | -- | 1969–1973 | 3 | |
| Bramminge Teater | Bramminge Teater | Denmark, Bramminge | 1909-11-19 | -- | 1909 | 1 | |
| Banská Bystrica | Banská Bystrica | Slovak Republic, Banská Bystrica | 1890-11-19 | -- | 1890–1912 | 2 | |
| Baird Music Hall, S.U.N.Y. at Buffalo | Baird Music Hall, S.U.N.Y. at Buffalo | United States, Buffalo, 220 Baird Hall | 1963-04-22 | 1963-04-25 | 1963–1964 | 2 | |
| Belvoir St. Theatre Upstairs | Belvoir St. Theatre Upstairs | Australia, Surry Hills, 25 Belvoir Street | 1988-03-04 | 2018-11-03 | 1988–2018 | 11 | |
| Bremen | Bremen | Germany, Bremen | 1900-10- | 1952-02-16 | 1900–1952 | 2 | |
| Beijing University | Beijing University | China, Beijing, 5 Yiheyuan Rd, Haidian | 2006-05-16 | -- | 2006 | 1 | |
| Borge Ungdomskole | Borge Ungdomskole | Norway, Sellebakk, Fredrikstad | 2006-11-02 | 2006-11-03 | 2006 | 1 | |
| Breidablikk | Breidablikk | Norway, Bø i Vesterålen | 1968-09-11 | -- | 1968 | 1 | |
| Berliner Straße 46 / 48 16303 Schwedt/Oder | Uckermärkische Bühnen Schwedt | Germany, Schwedt/Oder, Berliner Straße 46 / 48 | 1992-04-17 | 2016-12-20 | 1992–2016 | 2 | |
| Baden, Kurtheater | Kurtheater Baden | Switzerland, Baden, Parkstrasse 20, 5400 Baden, Switzerland | 1970-02-14 | 1991-02-20 | 1970–2008 | 22 | |
| Blancheteatern | Blancheteatern | Sweden, Stockholm, West Garden Street | 1917-03-27 | -- | 1917–1954 | 4 | |
| Black Box Theatre, Howard County Center for the Arts, The | The Black Box Theatre, Howard County Center for the Arts | United States, Ellicott City, 8510 High Ridge Road | 2008-02-08 | 2008-03-02 | 2008 | 1 | |
| Bagnone | Bagnone | Italy, Bagnone | 2016-03-22 | -- | 2016 | 1 | |
| Bürgerhaus Bergischer Löwe | Bürgerhaus Bergischer Löwe | Germany, Bergisch-Gladbach, Konrad-Adenauer-Platz | 2001-03-01 | -- | 2001–2005 | 2 | |
| Borlänge | Borlänge | Sweden, Borlänge | 1936-10-01 | -- | 1936 | 1 | |
| Bühnen der Stadt Nordhausen | Bühnen der Stadt Nordhausen | Germany, Nordhausen | 1986-11-28 | -- | 1986 | 1 | |
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