| Bøndernes hus | Bøndernes hus | Norway, Oslo, Rosenkrantz' gate 8 | 1924-01-10 | -- | 1924–1958 | 2 | |
| Brunnentheater Bad Helmstedt | Brunnentheater Bad Helmstedt | Germany, Helmstedt, Brunnenweg 7 | 1980-02-05 | 1999-01-12 | 1980–1999 | 2 | |
| Brygga kultursal | Brygga kultursal | Norway, Halden, Tollbugt. 4-6 | 2017-11-08 | 2020-11-07 | 2017–2020 | 2 | |
| Bad Hersfelder Festspiele | Bad Hersfelder Festspiele | Germany, Bad Hersfeld, Am Markt 1 | 1971-07-15 | -- | 1971 | 1 | |
| Br. Artigas 1327 | Br. Artigas 1327 | Uruguay, Montevideo | 2023-11-17 | 2023-11-26 | 2023 | 1 | |
| Betty Nansen Teatret | Betty Nansen Teatret | Denmark, Frederiksberg, Frederiksberg Alle 57 | 1917-10-30 | 2006-10-21 | 1917–2006 | 21 | |
| Bornholms teaterforening | Bornholms teaterforening | Denmark, Rønne, Slippen 1 | 1925-04-06 | -- | 1925–2018 | 2 | |
| Beardsley Arena Theatre, Ida Green Communication Center | Beardsley Arena Theatre, Ida Green Communication Center | United States of America, Sherman, 1201 E. Brockett | 2013-02-28 | 2013-03-02 | 2013 | 1 | |
| Bromley Little Theatre | Bromley Little Theatre | England, Bromley, North Street | 1961-02-14 | 2017-11-18 | 1961–2017 | 3 | |
| Bridge Lane Theatre | Bridge Lane Theatre | England, Battersea, Bridge Lane | 1992-- | -- | 1992 | 1 | |
| Benevento | Benevento | Italy, Benevento | 2002-09-09 | -- | 2002 | 1 | |
| Bagnone | Bagnone | Italy, Bagnone | 2016-03-22 | -- | 2016 | 1 | |
| Barbican Arts Centre | Barbican Arts Centre | England, London, Silk Street | 1989-09-21 | 2014-10-11 | 1989–2014 | 9 | |
| Baden, Kurtheater | Kurtheater Baden | Switzerland, Baden, Parkstrasse 20, 5400 Baden, Switzerland | 1970-02-14 | 1991-02-20 | 1970–2008 | 22 | |
| Brookville | Brookville | United States of America, Brookville | -- | -- | | | |
| Bankettsalen i Hotell Klubben | Bankettsalen i Hotell Klubben | Norway, Tønsberg, Nedre Langgate 49 | 1984-11-15 | 1993-02-08 | 1984–1993 | 4 | |
| Buenos Aires | Buenos Aires | Argentina, Buenos Aires | 1907-08-21 | -- | 1907–1970 | 5 | |
| Black Box Theatre | Black Box Theatre | United States of America, Marshall, 1 Tiger Dr | 2018-04-26 | 2018-04-29 | 2018 | 1 | |
| Budapest | Budapest | Hungary, Budapest | 1905-11-30 | 1908-12-28 | 1905–1967 | 10 | |
| Bourg-en-Bresse, Théâtre de | Théâtre de Bourg-en-Bresse | France, Bourg-en-Bresse, 11 Place de la Grenette | 2001-04-19 | 2001-04-22 | 2001 | 1 | |
| Bjørnsonhuset | Bjørnsonhuset | Norway, Molde, Gideonvegen 2 | 2006-01-27 | 2020-09-21 | 2006–2022 | 5 | |
| Brooks Atkinson Theatre | Brooks Atkinson Theatre | United States of America, New York, West 47th Street | 1982-08-23 | 1982-10-02 | 1982 | 1 | |
| Bille Brown Studio | Bille Brown Studio | Australia, South Brisbane, 78 Montague Rd | 2007-03-26 | 2018-12-08 | 2007–2018 | 2 | |
| Barbican Theatre | Barbican Theatre | England, Plymouth, Castle St | 2016-10-11 | 2016-10-15 | 2016 | 1 | |
| Bedford Theatre | Bedford Theatre | England, Bedford, Bedford School, De Pary's Avenue | 2014-09-30 | 2014-09-20 | 2014 | 1 | |
| Burton Taylor Studio | Burton Taylor Studio | England, Oxford, Gloucester St | 2015-03-20 | 2016-06-18 | 2015–2016 | 2 | |
| Borge Ungdomsskole | Borge Ungdomsskole | Norway, Sellebakk, Fredrikstad | 2006-11-02 | 2006-11-03 | 2006 | 1 | |
| Bürgersaal Bozen | Bürgersaal Bozen | Italy, Bozen (Bolzano) | 1908-11-16 | -- | 1908–1910 | 10 | |
| Baggio Teatro Caboto | Baggio Teatro Caboto | Italy, Milano, Via Mar Nero, 10, 20152 | 2011-02-16 | 2013-02-10 | 2011–2013 | 2 | |
| Blackfriars Arts Centre | Blackfriars Arts Centre | England, Boston, Spain Lane | 1985-02-09 | -- | 1985–1999 | 3 | |
| Bankstown Town Hall | Bankstown Town Hall | Australia, Bankstown, 66-72 Rickard Road | 1978-06-28 | 1978-07-02 | 1978 | 1 | |
| Borge skole | Borge skole | Norway, Porsgrunn, Porsgrunn | 2006-11-09 | -- | 2006 | 1 | |
| Buxtehude | Buxtehude | Germany, Buxtehude | 2010-11-03 | -- | 2010 | 1 | |
| BACCA Arts Center | BACCA Arts Center | United States of America, Lindenhurst | 2025-02-08 | 2025-02-23 | 2025 | 1 | |
| Bergtun | Bergtun | Norway, Eidsvåg | 1961-01-31 | -- | 1961–1990 | 2 | |
| Bühne der Stadt | Bühne der Stadt | Germany, Siegen | 1980-01-28 | -- | 1980 | 1 | |
| Barn Theatre | Barn Theatre | England, Welwyn Garden City, Barn Close | 2005-11-11 | 2005-11-19 | 2005 | 1 | |
| Byteatern (Hamnscenen) | Byteatern (Hamnscenen) | Sweden, Kalmar, Barlastgatan 8 | 1990-03-23 | -- | 1990 | 1 | |
| Brno | Brno | Czech Republic, Brno | 2012-09-29 | -- | 2012 | 1 | |
| Billerud gard | Billerud gard | Norway, Kapp, Billerud gard | 2010-04-15 | -- | 2010 | 1 | |
| Bălți | Bălți | Moldova, Bălți | 1940-05-01 | 1940-06-01 | 1940 | 1 | |
| Bonstelle Theatre | Bonstelle Theatre | United States of America, Detroit, 3424 Woodward Ave | 2011-10-20 | 2011-10-29 | 2011 | 1 | |
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