| Avesta teater | Avesta teater | Sweden, Frejgatan 1, Avesta, Frejgatan 1 | 2010-09-29 | 2010-12-11 | 2010 | 1 | |
| Adamstuen Omsorgssenter | Adamstuen Omsorgssenter | Norway, Oslo, Kirkeveien 161 | 2006-10-23 | -- | 2006 | 1 | |
| American Conservatory Theatre, The | The American Conservatory Theatre | United States of America, San Francisco, 405 Geary Street | 1971-02-17 | 1977-12-12 | 1971–1983 | 5 | |
| Averøy ungdomsskole | Averøy ungdomsskole | Norway, Averøy, Bruhagen | 2007-03-27 | -- | 2007 | 1 | |
| Atrium des Märkischen Gymnasiums | Atrium des Märkischen Gymnasiums | Germany, Schwelm | 1980-01-21 | -- | 1980 | 1 | |
| Arbeidersamfundets Lokale | Arbeidersamfundets Lokale | Norway, Harstad | 1900-07-07 | -- | 1900–1970 | 2 | |
| Aux Dog Theatre | Aux Dog Theatre | United States of America, Albuquerque, 3011 Monte Vista Blvd NE | 2013-08-09 | 2013-09-01 | 2013 | 1 | |
| Asiàtic (Teatre Lope de Vega) | Asiàtic (Teatre Lope de Vega) | Spain, Barcelona, Carrer del Roser | 1907-10-19 | -- | 1907 | 1 | |
| Akademietheater | Akademietheater | Austria, Wien, Lisztstraße 1 | 1979-10-17 | -- | 1979–2012 | 2 | |
| Aspö bygdegård | Aspö bygdegård | Sweden, Strängnäs | 2019-10-11 | 2019-10-11 | 2019 | 1 | |
| Altmärkisches Landestheater Stendal | Altmärkisches Landestheater Stendal | Germany, Stendal, Karlstraße 6 | 1930-11-02 | -- | 1930–1936 | 2 | |
| Arizona Színház | Arizona Színház | Hungary, Budapest | 1991-11-29 | -- | 1991 | 1 | |
| Aula der Halepaghen Schule | Aula der Halepaghen Schule | Germany, Buxtehude, Konopkastraße 5 | 1997-10-01 | 1997-10-01 | 1997 | 1 | |
| Albi, Scène Nationale d` | Scène Nationale d`Albi | France, Albi, Place Amitié entre les Peuples | 2005-04-12 | -- | 2005–2019 | 2 | |
| Adelphi Theatre | Adelphi Theatre | England, London, Strand | -- | -- | 1903 | 2 | |
| Athenaeum Hall | Athenaeum Hall | England, Manchester, Princess Street | 1907-11-16 | 1907-11-23 | 1907 | 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 | |
| Art Tower Mito Theatre | Art Tower Mito Theatre | Japan, Mito, 6-8 Gokencho | 1993-04-01 | 1993-04-11 | 1993 | 1 | |
| Alvesta | Alvesta | Sweden, Alvesta | 1989-11-26 | 1989-11-26 | 1989 | 1 | |
| Åpne Teater, Det | Det Åpne Teater | Norway, Oslo, Tøyenbekken 34 | 1991-06-05 | 2000-09-09 | 1991–2007 | 3 | |
| Aktientheater | Aktientheater | Germany, Osnabrück, Große Gildewart 7 | 1878-03-06 | -- | 1878 | 1 | |
| Academy of Music | Academy of Music | Australia, Ballarat, 17 Lydiard Street South | 1891-04-23 | 1891-04-24 | 1891 | 1 | |
| Auditorio Municipal de La Pintana | Auditorio Municipal de La Pintana | Chile, La Pintana | 2011-11- | -- | 2011 | 1 | |
| Apotekergaarden | Apotekergaarden | Norway, Grimstad | 2005-07-09 | 2024-07-20 | 2005–2024 | 3 | |
| Aoyamaenkei gekijō | Aoyamaenkei gekijō (Aoyama Round Theatre) | Japan, Shibuya, Tokyo, 5-53-1 Jingumae | 1989-12-06 | 1990-06-28 | 1989–1990 | 2 | |
| Aspra Spitia | Aspra Spitia | Greece | 1981-11-12 | -- | 1981 | 1 | |
| Auditorio Municipal | Auditorio Municipal | Spain, Riba-roja del Túria | 2010-03-06 | -- | 2010 | 1 | |
| Arena Theatre at the University of Oregon | Arena Theatre at the University of Oregon | United States of America, Eugene, University of Oregon | 1998-03-04 | 1998-03-14 | 1998 | 1 | |
| Archipel de Fouesnant. Le | L'Archipel de Fouesnant | France | 2024-03-21 | 2024-03-21 | 2024 | 1 | |
| Al Kasaba Theatre | Al Kasaba Theatre (masrah wasinamatuk alqasaba) | Palestinian Territories, West Bank | 2006-02-02 | 2008-06-26 | 2006–2009 | 3 | |
| Albstadt | Albstadt | Germany, Albstadt | -- | -- | | | |
| Auditorio Pilar Bardem | Auditorio Pilar Bardem | Spain, Rivas Vacíamadrid, Calle de la Fundición, 0 S N, | 2017-03-05 | -- | 2017 | 1 | |
| Alcazar | Alcazar | United States of America, San Francisco | 1905-01-25 | 1908-07-03 | 1905–1908 | 4 | |
| Apo Michanis Theatro | Apo Michanis Theatro (Apo Michanis Theatre) | Greece, Athens, 13 Akadimou street | 2012-04-22 | 2014-04-13 | 2012–2024 | 3 | |
| Amicitia | Amicitia | Netherlands, Sneek | 1989-02-15 | 1989-04-02 | 1989 | 1 | |
| Aula Cultural de la Caja Insular de Ahorros | Aula Cultural de la Caja Insular de Ahorros | Spain, Palmas de Gran Canaria | 1982-02-18 | -- | 1982 | 1 | |
| Academy of Music | Academy of Music | United States of America, Raleigh | 1903-10-12 | 1903-10-12 | 1903 | 1 | |
| Ayuntamiento de Sevilla | Ayuntamiento de Sevilla | Spain, Sevilla | -- | -- | | | |
| ABC-Teatret | ABC-Teatret | Norway, Oslo | 1968-05-13 | 1968-05-14 | 1968 | 1 | |
| Aula des Gymnasiums | Aula des Gymnasiums | Germany, Petrinum Brilon, Zur Jakobuslinde 21 | 2002-01-21 | -- | 2002 | 1 | |
| AMCO-Theater | AMCO-Theater | Netherlands, Voorburg, Burgemeester feithplein 95 | 2005-11-18 | 2005-12-10 | 2005 | 1 | |
| Aure | Aure | Norway, Aure | 1995-10-22 | -- | 1995 | 1 | |
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