| Bembeke Teachers Training College | Bembeke Teachers Training College | Malawi, Dedza | 2006-05-03 | -- | 2006 | 1 | |
| Bühnen der Stadt Nordhausen | Bühnen der Stadt Nordhausen | Germany, Nordhausen | 1986-11-28 | -- | 1986 | 1 | |
| Buxton Opera House | Buxton Opera House | England, Buxton, Derbyshire, Water St | 1993-08-10 | 1999-11-06 | 1993–2014 | 9 | |
| Brooklyn Academy of Music | Brooklyn Academy of Music | United States of America, Brooklyn, 30 Lafayette Avenue | 1910-03-22 | 2015-05-03 | 1910–2015 | 12 | |
| Blaker, Samfunnshuset | Samfunnshuset Blaker | Norway, Blaker | 1956-05-25 | -- | 1956–1963 | 5 | |
| Belgium | Belgium | Belgium | 1961-11-17 | -- | 1961–2021 | 5 | |
| BadnerHalle | BadnerHalle | Germany, Rastatt, Kapellenstraße 20-22 | 2008-10-05 | -- | 2008 | 1 | |
| Bühnensaal im Kurhaus | Bühnensaal im Kurhaus | Germany, Badenweiler | 1980-03-18 | -- | 1980 | 1 | |
| Burapha University | Burapha University | Thailand, Chonburi, Chon Buri District | 2005-08- | -- | 2005 | 1 | |
| Budapest | Budapest | Hungary, Budapest | 1905-11-30 | 1908-12-28 | 1905–1967 | 10 | |
| Bratca | Bratca | Romania, Bratca | -- | -- | | | |
| Brookville | Brookville | United States of America, Brookville | -- | -- | | | |
| Bucharest | Bucharest | Romania, Bucharest | 1894-04- | 2015-10-09 | 1894–2015 | 10 | |
| Bălți | Bălți | Moldova, Bălți | 1940-05-01 | 1940-06-01 | 1940 | 1 | |
| Bjugn Kulturhus | Bjugn Kulturhus | Norway, Bjugn, Alf Nebbs gate 14 | 2012-11-10 | -- | 2012–2015 | 3 | |
| Brekstad | Brekstad | Norway | 1972-11-13 | -- | 1972 | 1 | |
| Bohusläns Teater | Bohusläns Teater | Sweden, Uddevalla, Strömstadsvägen 41 | 1996-10-24 | -- | 1996 | 1 | |
| Black Box Teater (Store Scene) | Black Box Teater (Store Scene) | Norway, Oslo, Marstrandgata 8 | 2004-09-29 | 2012-08-26 | 2004–2013 | 7 | |
| Bühne, Die | Die Bühne | Germany, Essen, Girardetstr. 2 | 2007-09-22 | -- | 2007 | 1 | |
| Brockley Jack Theatre | Brockley Jack Theatre | England, Brockley, London, 410 Brockley Road | 2005-11-01 | 2014-05-03 | 2005–2014 | 2 | |
| Barn Theatre, The | The Barn Theatre | England, Brighton, 24 Southwick St, Southwick | 2021-09-15 | 2021-09-18 | 2021 | 1 | |
| Békéscsaba | Békéscsaba | Hungary, Békéscsaba | 1890-09-15 | 1925-03-11 | 1890–1944 | 27 | |
| Backdoor Theatre | Backdoor Theatre | United States of America, Wichita Falls, 501 Indiana Ave | 2010-08-13 | 2010-09-18 | 2010 | 1 | |
| Brevik kirke | Brevik kirke | Norway, Brevik, Kirkevegen 17 | 2018-02-01 | 2018-02-01 | 2018 | 1 | |
| Blomdalen Ungdomsskole | Blomdalen Ungdomsskole | Norway, Mandal, 4514 Mandal | 2007-01-17 | -- | 2007 | 1 | |
| Bob Hope Theatre, Owen Arts Center | Bob Hope Theatre, Owen Arts Center | United States of America, Dallas, 6101 Bishop Boulevard | 2005-10-06 | 2005-10-16 | 2005 | 1 | |
| Bonstelle Theatre | Bonstelle Theatre | United States of America, Detroit, 3424 Woodward Ave | 2011-10-20 | 2011-10-29 | 2011 | 1 | |
| Beehive Theatre | Beehive Theatre | China, Beijing, Doncheng district, Xinzhongjie 3 | 2014-09-06 | 2014-09-07 | 2014 | 1 | |
| Belgian and provinsen-Hainaut | Belgian and provinsen-Hainaut | Belgium | 1895-02-03 | 1895-02-10 | 1895 | 1 | |
| Brno | Brno | Czech Republic, Brno | 2012-09-29 | -- | 2012 | 1 | |
| Brunnentheater Bad Helmstedt | Brunnentheater Bad Helmstedt | Germany, Helmstedt, Brunnenweg 7 | 1980-02-05 | 1999-01-12 | 1980–1999 | 2 | |
| Bolshoi theatre | Большой театр (Bolshoi theatre) | Russia, Moscow, Theatre Square 1 | 2019-07-24 | 2019-10-03 | 2019–2022 | 3 | |
| Bornholms teaterforening | Bornholms teaterforening | Denmark, Rønne, Slippen 1 | 1925-04-06 | -- | 1925–2018 | 2 | |
| Beloit | Beloit | United States of America, Beloit | 1904-01-01 | 1904-01-01 | 1904 | 1 | |
| Borge Ungdomskole | Borge Ungdomskole | Norway, Sellebakk, Fredrikstad | 2006-11-02 | 2006-11-03 | 2006 | 1 | |
| Bertolt-Brecht-Gesamtschule | Bertolt-Brecht-Gesamtschule | Germany, Bonn, Schlesienstraße 21-23 | 2006-05-22 | 2006-05-23 | 2006 | 1 | |
| Barentsfestivalen Murmansk | Barentsfestivalen Murmansk | Russia, Murmansk, ул. Челюскинцев, 2А | 2011-09-11 | -- | 2011 | 1 | |
| Brattle Hall | Brattle Hall | United States of America, Cambridge, 40 Brattle Street | 1931-12-11 | 1931-12-12 | 1931–1949 | 2 | |
| Blauer Saal der Mustermesse | Blauer Saal der Mustermesse | Switzerland, Basel | 1928-03-20 | 1930-02-26 | 1928–1930 | 2 | |
| Bradford | Bradford | England, Bradford | -- | -- | | | |
| Bedford Theatre | Bedford Theatre | England, Bedford, Bedford School, De Pary's Avenue | 2014-09-30 | 2014-09-20 | 2014 | 1 | |
| Baden, Kurtheater | Kurtheater Baden | Switzerland, Baden, Parkstrasse 20, 5400 Baden, Switzerland | 1970-02-14 | 1991-02-20 | 1970–2008 | 22 | |
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