| Brussels | Brussels | Belgium, Brussels | 1893-04-26 | -- | 1893–2008 | 2 | |
| Bühnen der Stadt Bielefeld | Bühnen der Stadt Bielefeld | Germany, Bielefeld | 1976-10-23 | -- | 1976–1991 | 2 | |
| Backdoor Theatre | Backdoor Theatre | United States, Wichita Falls, 501 Indiana Ave | 2010-08-13 | 2010-09-18 | 2010 | 1 | |
| Bradninch Guildhall | Bradninch Guildhall | England, Bradninch | 2007-12-07 | -- | 2007 | 1 | |
| Będzin | Będzin | Poland, Będzin | 1917-03-05 | -- | 1917 | 2 | |
| Bjørnsonhuset | Bjørnsonhuset | Norway, Molde, Gideonvegen 2 | 2006-01-27 | 2020-09-21 | 2006–2020 | 4 | |
| Blomdalen Ungdomsskole | Blomdalen Ungdomsskole | Norway, Mandal, 4514 Mandal | 2007-01-17 | -- | 2007 | 1 | |
| Benjamín Carrión de Loja, Teatro Nacional | Teatro Nacional Benjamín Carrión de Loja | Ecuador, Loja, Salvador Bustamante Celi | 2018-11-24 | 2018-11-25 | 2018 | 1 | |
| Bjøråsen ungdomsskole | Bjøråsen ungdomsskole | Norway, Oslo, Sverre Iversens vei 37 | 2006-10-27 | -- | 2006 | 1 | |
| Bühnen der Hansestadt Lübeck (Großes Haus) | Bühnen der Hansestadt Lübeck (Großes Haus) | Germany, Lübeck | 1986-03-22 | -- | 1986 | 1 | |
| Bovard Auditorium, University of Southern California | Bovard Auditorium, University of Southern California | United States, Los Angeles | 1966-11-03 | 1966-11-12 | 1966 | 1 | |
| Bispehaugen skole | Bispehaugen skole | Norway, Trondheim, Trondheim | 2003-12-19 | -- | 2003 | 1 | |
| Björneborgs Teater | Björneborgs Teater | Finland, Björneborg (Pori) | 1880-04-30 | 1880-05-02 | 1880 | 1 | |
| Bürgerhaus Ibbenbüren | Bürgerhaus Ibbenbüren | Germany, Ibbenbüren, Wilhelmstraße 14 | 2010-03-03 | -- | 2010 | 1 | |
| Bryants' Playhouse | Bryants' Playhouse | Australia, Sydney, 5 Phillip Sreet | 1946-02-28 | -- | 1946 | 1 | |
| Bø kyrkje | Bø kyrkje | Norway, Bø | 2016-11-07 | -- | 2016 | 1 | |
| Bochum | Bochum | Germany, Bochum | -- | -- | | | |
| Bridge Lane Theatre | Bridge Lane Theatre | England, Battersea, Wandsworth, Bridge Lane | 1992-- | -- | 1992 | 1 | |
| Bayerisches Staatsschauspiel, Residenz Theater | Bayerisches Staatsschauspiel, Residenz Theater | Germany, Munich, Max-Joseph-Platz 1, | 1928-03-18 | 2016-07-21 | 1928–2018 | 29 | |
| Betty Nansen Teatret | Betty Nansen Teatret | Denmark, Frederiksberg, Frederiksberg Alle 57 | 1917-10-30 | 2006-10-21 | 1917–2006 | 21 | |
| Buxtehude | Buxtehude | Germany, Buxtehude | 2010-11-03 | -- | 2010 | 1 | |
| Bainbridge Library | Bainbridge Library | United States, Bainbridge Island, 1270 Madison Ave N | 2006-11-03 | -- | 2006 | 1 | |
| Bornholms teaterforening | Bornholms teaterforening | Denmark, Rønne, Slippen 1 | 1925-04-06 | -- | 1925–2018 | 2 | |
| Badisches Landestheater Karlsruhe | Badisches Landestheater Karlsruhe | Germany, Karlsruhe | 1919-12-01 | 2016-07-14 | 1919–2016 | 10 | |
| Balestrand | Balestrand | Norway, Balestrand | 1970-02-02 | -- | 1970 | 1 | |
| Batnfjordsøra, Samfunnshuset | Samfunnshuset Batnfjordsøra | Norway, Batnfjordsøra, Batnfjordsøra | 2007-03-29 | -- | 2007 | 1 | |
| Buck Creek Players | Buck Creek Players | United States, Indianapolis, 11150 Southeastern Ave | 2010-06-04 | 2010-06-13 | 2010 | 1 | |
| Blau, Theater Ins | Theater Ins Blau | Netherlands, Leiden, Haagweg 6 | 2016-01-21 | -- | 2016–2017 | 3 | |
| Bradley Hall Theatre | Bradley Hall Theatre | United States, Newark, Rutgers University, Newark Campus | 2002-04-18 | 2002-04-28 | 2002 | 1 | |
| Biorama | Biorama | Norway, Holmestrand, Holmestrand | 1984-11-18 | -- | 1984–1993 | 3 | |
| Barkeriet | Barkeriet | Sweden, Norrköping | 1996-03-22 | -- | 1996 | 1 | |
| Belle-Alliance Theater | Belle-Alliance Theater | Germany, Berlin, Belle-Alliance-Straße 7-8 | 1878-01-25 | 1898-03-26 | 1878–1898 | 6 | |
| Belmont Little Theatre | Belmont Little Theatre | United States, Nashville, 1900 Belmont Boulevard | 2004-11-11 | 2004-11-21 | 2004 | 1 | |
| Barishal Natyotsav | Barishal Natyotsav | Bangladesh, Barishal | 2001-02-03 | -- | 2001 | 1 | |
| Brăești | Brăești | Romania, Brăești | -- | -- | | | |
| Basiliano, | Basiliano, | Italy, Basiliano, | -- | -- | | | |
| Bühnen der Stadt Nordhausen | Bühnen der Stadt Nordhausen | Germany, Nordhausen | 1986-11-28 | -- | 1986 | 1 | |
| Basement Theatre | Basement Theatre | United States, New Jersey | 2009-05-01 | -- | 2009 | 1 | |
| Bembeke Teachers Training College | Bembeke Teachers Training College | Malawi, Dedza | 2006-05-03 | -- | 2006 | 1 | |
| Bateau Feu, Le | Le Bateau Feu | France, Dunkerque | 2010-12-15 | 2010-12-16 | 2010 | 1 | |
| Buzău | Buzău | Romania, Buzău | 1908-02- | -- | 1908 | 1 | |
| Bærum kulturhus | Bærum kulturhus | Norway, Sandvika, Claude Monets alle 27 | 2008-04-18 | 2008-04-20 | 2008 | 1 | |
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