| Bamberger Theater am Schillerplatz | Bamberger Theater am Schillerplatz | Germany, Bamberg | 1967-03-09 | -- | 1967 | 1 | |
| Black Box Teater (Lille scene) på Aker brygge | Black Box Teater (Lille scene) på Aker brygge | Norway, Oslo, Aker brygge | 1990-09-01 | 1999-01-10 | 1990–1999 | 6 | |
| Blaha Lujza Szinház | Blaha Lujza Szinház | Hungary, Budapest, Újpest | 1921-01-25 | 1930-01-13 | 1921–1928 | 11 | |
| Beverly Hills Playhouse | Beverly Hills Playhouse | United States of America, Los Angeles, 254 S Robertson Blvd, Beverly Hills, CA 90211, United States | 2024-11-01 | 2024-12-08 | 2024 | 2 | |
| Burgtheater | Burgtheater | Germany, Soest | 1980-01-22 | -- | 1980 | 1 | |
| Black Box Theatre | Black Box Theatre | Ireland, Galway, Dyke Road | 2009-03-04 | 2009-03-12 | 2009 | 1 | |
| Bel Teatro/ Il teatro del Nord Est | Bel Teatro/ Il teatro del Nord Est | Italy, Pordenone | -- | -- | | | |
| B8 Theatre | B8 Theatre | United States of America, Concord, 2292 Concord Blvd | 2018-06-07 | 2018-06-23 | 2018 | 1 | |
| Brăila | Brăila | Romania, Brăila | 1908-02- | -- | 1908–1929 | 2 | |
| Brisbane Arts Theatre | Brisbane Arts Theatre | Australia, Brisbane, 210 Petrie Terrace | 1990-10-28 | 1993-09-11 | 1990–1993 | 2 | |
| Berkshire Theatre Festival Main Stage | Berkshire Theatre Festival Main Stage | United States of America, Stockbridge, 83 East Main Street | 1941-08-11 | 2009-08-29 | 1941–2009 | 2 | |
| Belasco Theatre | Belasco Theatre | United States of America, New York, 111 West 44th Street | 1926-12-27 | 1997-08-31 | 1926–1997 | 4 | |
| Beogradsko dramsko pozorište | Beogradsko dramsko pozorište (The Belgrade Drama Theater) | Serbia, Belgrade, Mileševska 64a | 1968-06-02 | -- | 1968–2016 | 2 | |
| Berlin | Berlin | Germany, Berlin | 1950-12-08 | 1950-12-10 | 1950–2015 | 4 | |
| Badische Landesbühne | Badische Landesbühne | Germany, Bruchsal, Am Alten Schloß 24 | 1963-09-30 | 2000-04-03 | 1963–2000 | 4 | |
| Bromley Little Theatre | Bromley Little Theatre | England, Bromley, North Street | 1961-02-14 | 2017-11-18 | 1961–2017 | 3 | |
| Bytårnet skole | Bytårnet skole | Norway, Moss, Fjellveien 1 | 2006-11-17 | -- | 2006 | 1 | |
| Breivika videregående skole | Breivika videregående skole | Norway, Tromsø | 1997-11-13 | 1997-11-14 | 1997 | 1 | |
| Brunflo | Brunflo | Sweden, Brunflo | 1989-09-28 | 1989-09-28 | 1989 | 1 | |
| British Council Auditorium | British Council Auditorium | Bangladesh, Dhaka, 5, Fuller Road | 1996-06-22 | -- | 1996 | 1 | |
| Brandenburger Theater | Brandenburger Theater | Germany, Brandenburg a. d. Havel, Grabenstraße 14 | 1996-02-10 | 2023-12-03 | 1996–2023 | 4 | |
| Berkeley Repertory Theatre | Berkeley Repertory Theatre | United States of America, Berkeley, Addison St | 1971-02-01 | 1993-04-30 | 1971–1993 | 4 | |
| Bollnäs | Bollnäs | Sweden, Bollnäs | 1936-11-01 | -- | 1936 | 1 | |
| Beacon Arts Centre | Beacon Arts Centre | Scotland, Greenock, Custom House Quay | 2021-10-09 | -- | 2021 | 1 | |
| Bradford Grammar School | Bradford Grammar School | England, Bradford, Keighley Rd | 2006-11-03 | 2006-11-03 | 2006 | 1 | |
| Burgdorf | Burgdorf | Switzerland, Burgdorf | 2003-02-06 | -- | 2003 | 1 | |
| Bunda College of Agriculture | Bunda College of Agriculture | Malawi, Lilongwe, P.O. Box 219 | 2006-04-29 | -- | 2006 | 1 | |
| BAC Theater - Bad Arolsen Company | BAC Theater - Bad Arolsen Company | Germany, Bad Arolsen | -- | -- | | | |
| Blau, Theater Ins | Theater Ins Blau | Netherlands, Leiden, Haagweg 6 | 2016-01-21 | -- | 2016–2017 | 3 | |
| Beaufort Theatre | Beaufort Theatre | Wales, Ebbw Vale, Beaufort Hill | 1999-07-09 | -- | 1999 | 1 | |
| Bad Salzuflen, Kur- und Stadttheater | Kur- und Stadttheater Bad Salzuflen | Germany, Bad Salzuflen, Parkstraße 26 | 2018-04-27 | -- | 2018 | 1 | |
| Baird Music Hall, S.U.N.Y. at Buffalo | Baird Music Hall, S.U.N.Y. at Buffalo | United States of America, Buffalo, 220 Baird Hall | 1963-04-22 | 1963-04-25 | 1963–1964 | 2 | |
| Borupgårdteatret | Borupgårdteatret | Denmark, Helsingør, Havnepladsen 1 | 2002-03-22 | 2009-12-03 | 2002–2009 | 4 | |
| Baškirskij teatr drami | Baškirskij teatr drami | Russia, Ufa | 1977-11-11 | -- | 1977 | 1 | |
| Ballhof | Ballhof | Germany, Hannover, Ballhofplatz 5/Knochenhauerstraße 28 | 1949-03-08 | 2010-02-23 | 1949–2010 | 10 | |
| Bø i Telemark | Bø i Telemark | Norway, Bø i Telemark | 1966-09-09 | -- | 1966–2005 | 8 | |
| Brookville | Brookville | United States of America, Brookville | -- | -- | | | |
| Brevik ungdomsskole | Brevik ungdomsskole | Norway, Brevik, Brevik | 2006-11-10 | -- | 2006 | 1 | |
| Buftea | Buftea | Romania, Buftea | -- | -- | | | |
| Bymuséet i Porsgrunn | Bymuséet i Porsgrunn | Norway, Porsgrunn, Stor gate 59 | 2003-06-16 | 2003-06-21 | 2003 | 1 | |
| Bjørnholt ungdomsskole | Bjørnholt ungdomsskole | Norway, Oslo, Slimeveien 15-17 | 2006-12-01 | -- | 2006 | 1 | |
| Bucharest | Bucharest | Romania, Bucharest | 1894-04- | 2015-10-09 | 1894–2015 | 10 | |
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