| Ål | Ål | Norway, Ål | 1995-01-27 | -- | 1995–2005 | 5 | |
| Appeltheater | Appeltheater | Netherlands, The Hague, Duinstraat 6 | 1979-09-07 | 2003-02-01 | 1979–2002 | 3 | |
| Auditorium, Khulna Press Club | Auditorium, Khulna Press Club | Bangladesh, Khulna, Sir Iqbal Rd | 2006-05-07 | -- | 2006 | 1 | |
| Aula der Halepaghen Schule | Aula der Halepaghen Schule | Germany, Buxtehude, Konopkastraße 5 | 1997-10-01 | 1997-10-01 | 1997 | 1 | |
| Argos Teatro | Argos Teatro | Cuba, Havanna | 2012-11-24 | -- | 2012 | 1 | |
| Alvdal, Samfunnshuset | Samfunnshuset Alvdal | Norway, Alvdal | 1969-02-23 | -- | 1969–1986 | 8 | |
| Argot Studio, Teatro | Teatro Argot Studio | Italy, Rome, Via Natale del Grande 27 | 2012-02-08 | 2017-10-29 | 2012–2017 | 3 | |
| Atchison | Atchison | United States of America, Atchison | 1910-11-04 | 1910-11-04 | 1910 | 1 | |
| Akademija za igralsko umetnost Ljubljana | Akademija za igralsko umetnost Ljubljana | Slovenia, Ljubljana | 1951-07-02 | -- | 1951 | 1 | |
| Artists Repertory Theatre (Alder Stage) | Artists Repertory Theatre (Alder Stage) | United States of America | 2019-01-27 | 2019-03-04 | 2019 | 1 | |
| Albi, Scène Nationale d` | Scène Nationale d`Albi | France, Albi, Place Amitié entre les Peuples | 2005-04-12 | -- | 2005–2019 | 2 | |
| Aurora Turner Hall | Aurora Turner Hall | United States of America, Chicago, 3124 N. Clark Street | 1882-05-20 | -- | 1882 | 1 | |
| Auditorio Medina del Campo | Auditorio Medina del Campo | Spain, Medina del Campo,, Plaza Segovia, s/n | 2016-09-24 | -- | 2016 | 1 | |
| Aíthousa Askós Patísia | Aíthousa Askós Patísia | Greece, Athens | 1982-01-29 | 1982-03-28 | 1982 | 1 | |
| Atorie shunpūsha | Atorie shunpūsha (Atelier Shunpusha) | Japan, Tokyo | 2013-10-25 | 2013-10-31 | 2013 | 1 | |
| Åmot | Åmot | Norway, Vinje, Telemark | -- | -- | | | |
| Auditori Plaça Abadia | Auditori Plaça Abadia | Spain, Sant Feliu de Guíxols, Plaza de la Abadía | 2006-08-09 | -- | 2006 | 1 | |
| Albury | Albury | Australia, Albury | 1891-07-04 | -- | 1891 | 1 | |
| Alexanders Teatern | Alexanders Teatern | Finland, Helsinki, Bulevarden 23-27 | 1886-10-12 | 1886-10-14 | 1886–1895 | 2 | |
| Atalante, Théâtre de | Théâtre de l'Atalante | France, Paris, 10 Place Charles Dullin | 1994-01-05 | 1994-02-07 | 1994 | 1 | |
| Aula der Städtischen Realschule | Aula der Städtischen Realschule | Germany, Geilenkirchen, Gillesweg 1 | 2007-05-22 | -- | 2007 | 1 | |
| Aula des Gymnasiums Remigianum | Aula des Gymnasiums Remigianum | Germany, Borken | 1980-01-10 | -- | 1980 | 1 | |
| Avon Theatre | Avon Theatre Stage | Canada, Stratford, 99 Downie St. | 1977-06-06 | 2024-09-28 | 1977–2024 | 3 | |
| Agder Teater (Hovedscenen) | Agder Teater (Hovedscenen) | Norway, Kristiansand, Sjølystveien 2 | 1997-09-21 | 2003-02-18 | 1997–2009 | 8 | |
| Ålvundfjord, Samfunnshuset | Samfunnshuset Ålvundfjord (Aalvundfjord) | Norway, Ålvundfjord | 1956-02-09 | -- | 1956–1960 | 3 | |
| Albany Civic Theater | Albany Civic Theater | United States of America, Albany, 235 Second Ave | 2010-07-09 | 2010-07-27 | 2010 | 1 | |
| Altmühlsee Festspiele | Altmühlsee Festspiele | Germany, Muhr am See, Schloßstraße 4 | 2006-05-25 | 2006-05-27 | 2006 | 1 | |
| Assembly Rooms Theatre | Assembly Rooms Theatre | England, Durham, 40 N Bailey | 2022-10-05 | 2022-10-08 | 2022 | 1 | |
| Assembly Hall of the Church of Scotland | Assembly Hall of the Church of Scotland | Scotland, Edinburgh, 121 George St | 1968-08-26 | -- | 1968 | 1 | |
| Adjud | Adjud | Romania, Adjud | -- | -- | | | |
| Arvika | Arvika | Sweden, Arvika | 1879-01-16 | 1989-10-26 | 1879–1993 | 3 | |
| Ann Arbour | Ann Arbour | United States of America, Ann Arbour | 1903-11-30 | 1903-11-30 | 1903 | 1 | |
| Adana | Adana | Turkey, Adana | 1987-- | 1988-- | 1987 | 2 | |
| Auditorium Mainstage Theatre at Glendale Community College | Auditorium Mainstage Theatre at Glendale Community College | United States of America, Glendale, 1500 N Verdugo Rd | 2012-11-08 | 2012-11-18 | 2012 | 1 | |
| Athenaeum | Athenaeum | United States of America, Milwaukee | 1892-12-16 | 1892-12-16 | 1892 | 1 | |
| Altofest | AltoFest | Italy, Napoli | 2018-07-06 | 2018-07-07 | 2018 | 1 | |
| Alvesta | Alvesta | Sweden, Alvesta | 1989-11-26 | 1989-11-26 | 1989 | 1 | |
| Auditorio Municipal de Colmenar Viejo | Auditorio Municipal de Colmenar Viejo | Spain, Colmenar Viejo (Madrid), Calle del Molino de Viento | 2019-06-01 | 2019-06-02 | 2019 | 1 | |
| ABC-Teatret | ABC-Teatret | Norway, Oslo | 1968-05-13 | 1968-05-14 | 1968 | 1 | |
| Assembly Hall, University of Western Australia | Assembly Hall, University of Western Australia | Australia, Perth, Pier Street | 1959-09-08 | 1959-09-10 | 1959 | 1 | |
| Arbeiderforeningens Lokale | Arbeiderforeningens Lokale | Norway, Tromsø | 1900-07-09 | 1968-09-22 | 1900–1968 | 4 | |
| Actors Bridge Studio | Actors Bridge Studio | United States of America, Nashville, 4610 Charlotte Ave | 2018-02-28 | 2018-03-03 | 2018 | 1 | |
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