| Averøy ungdomsskole | Averøy ungdomsskole | Norway, Averøy, Bruhagen | 2007-03-27 | -- | 2007 | 1 | |
| Annaberg | Annaberg | Germany, Annaberg-Buchholz | 1878-- | -- | 1878 | 1 | |
| Alte Steige | Alte Steige | Germany, Wertheim, Ferdinand-Hotz-Straße 1 | 2006-03-07 | -- | 2006 | 1 | |
| Akademietheater | Akademietheater | Austria, Wien, Lisztstraße 1 | 1979-10-17 | -- | 1979–2012 | 2 | |
| Akadēmiskajā drāmas teātrī | Akadēmiskajā drāmas teātrī (Akadē;miskajā drāmas teātrī) | Latvia, Riga, Kronvalda bulvārī 2 | 1950-01-05 | -- | 1950 | 1 | |
| Abbey Stage | Abbey Stage | Ireland, Dublin, 26/27 Abbey Street Lower | 2010-10-06 | 2011-02-06 | 2010 | 1 | |
| Ansbach-Theater Borkholderhaus | Ansbach-Theater Borkholderhaus | Germany, Ansbach, Promenade 29 | 2006-11-23 | -- | 2006 | 1 | |
| Alhamra Hall No. 2 | Alhamra Hall No. 2 | Pakistan, Lahore, The Mall | 2006-04-19 | 2006-11-12 | 2006 | 4 | |
| Albacete | Albacete | Spain | 1938-10- | -- | 1938 | 1 | |
| Arts Theatre | Arts Theatre | Australia, Adelaide, 53 Angas St | 1964-09-26 | 1964-10-03 | 1964 | 1 | |
| Academy of Music | Academy of Music | United States of America, Harrisonburg | 1903-12-31 | 1903-12-31 | 1903 | 1 | |
| Arcola Theatre Studio 1 | Arcola Theatre Studio 1 | England, London, 24 Ashwin St | -- | -- | | | |
| Athenaeum | Athenaeum | United States of America, Milwaukee | 1892-12-16 | 1892-12-16 | 1892 | 1 | |
| Asagaya Arche | Asagaya Arche | Japan, Suginami City, 〒166-0004 Tokyo, Asagayaminami, 1 Chome−36−15 B1 | 2024-03-28 | 2024-03-31 | 2024 | 1 | |
| Arcola Theatre | Arcola Theatre | England, London, 24 Ashwin St | 2003-02-04 | 2011-07-30 | 2003–2011 | 5 | |
| Australia | Australia | Australia | 1958-11-05 | -- | 1958–2015 | 5 | |
| Alvdal, Samfunnshuset | Samfunnshuset Alvdal | Norway, Alvdal | 1969-02-23 | -- | 1969–1986 | 8 | |
| Åpne Teater, Det | Det Åpne Teater | Norway, Oslo, Tøyenbekken 34 | 1991-06-05 | 2000-09-09 | 1991–2007 | 3 | |
| Aula Gymnasium Alleestrasse | Aula Gymnasium Alleestrasse | Germany, Siegburg | 1980-01-26 | -- | 1980 | 1 | |
| Aizpute | Aizpute | Latvia, Aizpute | -- | -- | | | |
| Aurora Turner Hall | Aurora Turner Hall | United States of America, Chicago, 3124 N. Clark Street | 1882-05-20 | -- | 1882 | 1 | |
| Apotekergaarden | Apotekergaarden | Norway, Grimstad | 2005-07-09 | 2024-07-20 | 2005–2024 | 3 | |
| Alte Feuerwache | Alte Feuerwache | Germany, Saarbrücken, Landwehrplatz 1 | 2002-05-04 | 2016-05-20 | 2002–2016 | 4 | |
| Auditorium Theatre, Baylor University | Auditorium Theatre, Baylor University | United States of America, Waco, 1 Bear Place | 1928-03-24 | -- | 1928 | 1 | |
| Al Kasaba Theatre | Al Kasaba Theatre (masrah wasinamatuk alqasaba) | Palestinian Territories, West Bank | 2006-02-02 | 2008-06-26 | 2006–2009 | 3 | |
| Atelier à spectacle | L'Atelier à spectacle | France, Vernouillet, 51 Rue de Torçay | 2014-02-20 | 2014-02-21 | 2014 | 1 | |
| Avenue Theatre | Avenue Theatre | England, London, 268 Northfield Avenue | 1892-04-19 | 1896-12-19 | 1892–1896 | 3 | |
| Azuaga (Badajoz) | Azuaga (Badajoz) | Spain | 1920-06- | -- | 1920 | 1 | |
| Argos Teatro | Argos Teatro | Cuba, Havanna | 2012-11-24 | -- | 2012 | 1 | |
| Auditorium | Auditorium | United States of America, Spokane | 1910-08-07 | 1910-08-07 | 1910 | 1 | |
| Ark Theatre Company | Ark Theatre Company | United States of America, Los Angeles, 2511 Wilshire Blvd | 2008-05-08 | 2008-06-14 | 2008 | 1 | |
| Ankara State Theatre | Ankara Devlet Tiyatrosu (Ankara State Theatre) | Turkey, Kavaklidere, Ankara, Atatürk Bulvarı, No: 227 | 1977-- | 2015-- | 1977–2014 | 2 | |
| Aurora Theatre Company | Aurora Theatre Company | United States of America, Berkeley, 2081 Addison Street | 2001-04-06 | 2006-03-12 | 2001–2016 | 3 | |
| Acte 2 Théâtre | Acte 2 Théâtre | France, Lyon, 32bis Quai Arloing | 2015-12-10 | 2015-12-13 | 2015 | 1 | |
| Arvika | Arvika | Sweden, Arvika | 1879-01-16 | 1989-10-26 | 1879–1993 | 3 | |
| Aure | Aure | Norway, Aure | 1995-10-22 | -- | 1995 | 1 | |
| Amfissa | Amfissa | Greece, Amfissa | 1981-11-13 | -- | 1981 | 1 | |
| Auditório Cláudio de Souza | Auditório Cláudio de Souza | Brazil, Andar, Praia do Flamengo, 172 - 11º | 1956-07-23 | -- | 1956 | 1 | |
| Arbeiderforeningen | Arbeiderforeningen | Norway, Tønsberg, Kammegaten 5 | 1927-09-09 | 1952-02-11 | 1927–1952 | 2 | |
| Agder Teater (Biscenen) | Agder Teater (Biscenen) | Norway, Kristiansand, Sjølystveien 2 | 1997-10-07 | 1997-11-08 | 1997 | 1 | |
| Allen Studio Theatre | Allen Studio Theatre | United States of America, Claremont, 300 East Bonita Ave. | 1993-04-16 | 2006-11-19 | 1993–2006 | 4 | |
| Akademičeskij dramatičeskij teatr im. V. F. Komissarževskoj | Akademičeskij dramatičeskij teatr im. V. F. Komissarževskoj (Komissarzhevskaya Theatre) | Russia, St Petersburg, Italyanskaya St, 19 | 1904-09-17 | -- | 1904–2016 | 5 | |
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