| Alle Vigne, Teatro | Teatro Alle Vigne | Italy, Lodi, Via Cavour, 66 | 2017-03-05 | -- | 2017 | 1 | |
| AF-Borgen | AF-Borgen | Sweden, Lund, Sandgatan 2 | 2009-05-13 | 2009-05-18 | 2009 | 1 | |
| Arbeiterkammersaal Feldkirch | Arbeiterkammersaal Feldkirch | Austria, Feldkirch, Widnau 2 | 1981-02-18 | -- | 1981–2006 | 3 | |
| Ananya Theatre Festival | Ananya Theatre Festival | Bangladesh, Chandpur | 2001-02-25 | -- | 2001 | 1 | |
| Atlanta | Atlanta | United States of America, Atlanta | 2001-09-20 | 2001-10-07 | 2001 | 1 | |
| Adamstuen Omsorgssenter | Adamstuen Omsorgssenter | Norway, Oslo, Kirkeveien 161 | 2006-10-23 | -- | 2006 | 1 | |
| Arles, Théâtre d' | Théâtre d'Arles | France, Arles, 43 Boulevard Georges Clemenceau | 2015-04-16 | 2015-04-17 | 2015 | 1 | |
| Ādolfa Alunāna teātris | Ādolfa Alunāna teātris | Latvia, Jelgava | 1897-09-28 | -- | 1897 | 1 | |
| Annaberg | Annaberg | Germany, Annaberg-Buchholz | 1878-- | -- | 1878 | 1 | |
| Alte Steige | Alte Steige | Germany, Wertheim, Ferdinand-Hotz-Straße 1 | 2006-03-07 | -- | 2006 | 1 | |
| Aula des Stift Gymnasiums | Aula des Stift Gymnasiums | Germany, Düren | 1980-03-31 | -- | 1980 | 1 | |
| Akademietheater | Akademietheater | Austria, Wien, Lisztstraße 1 | 1979-10-17 | -- | 1979–2012 | 2 | |
| Aksdal | Aksdal | Norway, Aksdal | 2002-05-05 | -- | 2002 | 1 | |
| Alhecama Theatre | Alhecama Theatre | United States of America, Santa Barbara, 914 Santa Barbara St. | 2001-02-09 | 2011-04-24 | 2001–2011 | 2 | |
| Avenyteatern | Avenyteatern | Sweden, Ludvika, Carlavägen 24 | 2010-10-27 | -- | 2010 | 1 | |
| Ashikaga | Ashikaga | Japan, Ashikaga | -- | -- | | | |
| Auditori de la Mediterrània | Auditori de la Mediterrània | Spain, La Nucía | 2008-04-13 | -- | 2008 | 1 | |
| Auditorio Víctor Jara | Auditorio Víctor Jara | Spain, Madrid, Plaza de la Constitución 1. Arganda del Rey | 2006-01-21 | 2006-01-21 | 2006 | 1 | |
| Aux Dog Theatre | Aux Dog Theatre | United States of America, Albuquerque, 3011 Monte Vista Blvd NE | 2013-08-09 | 2013-09-01 | 2013 | 1 | |
| Arbeidersamfundet | Arbeidersamfundet | Norway, Bodø | 1894-02-01 | -- | 1894–1928 | 3 | |
| Auditorio Municipal de La Pintana | Auditorio Municipal de La Pintana | Chile, La Pintana | 2011-11- | -- | 2011 | 1 | |
| Agorà Teatro | Agorà Teatro | Switzerland, Magliaso, via fiume 4 | 2011-01-22 | 2011-04-03 | 2011 | 1 | |
| American Airlines Theatre | American Airlines Theatre | United States of America, New York, 227 W 42nd St | 2009-01-06 | 2009-03-29 | 2009 | 1 | |
| Akademiska Roddföreningen | Akademiska Roddföreningen | Sweden, Frescati Hagväg 18, 114 19 Stockholm, Sverige | 2023-05-30 | 2023-06-01 | 2023 | 1 | |
| Adliswil | Adliswil | Switzerland | 2002-04-25 | -- | 2002 | 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 | |
| Aesthetic Realism Foundation | Aesthetic Realism Foundation | United States of America, New York, 141 Greene Street | 2001-10-21 | -- | 2001–2009 | 2 | |
| Avenue Theatre | Avenue Theatre | United States of America, Brockway | 1904-05-07 | 1904-05-07 | 1904 | 1 | |
| Aizpute | Aizpute | Latvia, Aizpute | -- | -- | | | |
| Albert Hall | Albert Hall | England, Leeds, Cookridge Street | 1909-02-18 | -- | 1909 | 3 | |
| Apotekergaarden | Apotekergaarden | Norway, Grimstad | 2013-08-07 | -- | 2013 | 1 | |
| Arena Garibaldi | Arena Garibaldi | Italy, Genova | 1903-08-14 | -- | 1903 | 1 | |
| 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 | |
| Atlanten ungdomsskole | Atlanten ungdomsskole | Norway, Kristiansund, 6511 Kristiansund | 2007-03-23 | -- | 2007 | 1 | |
| Akademietheater Utrecht | Akademietheater Utrecht | Netherlands, Utrecht, Janskerkhof 17 | 1997-12-19 | -- | 1997 | 1 | |
| Austria | Austria | Austria | 1918-03-15 | -- | 1918–1964 | 3 | |
| Altonaer Stadttheater | Altonaer Stadttheater | Germany, Hamburg, Königstrasse | 1888-04-10 | 1928-06-03 | 1888–1938 | 49 | |
| Academy | Academy | United States of America, Charlotte | 1905-09-21 | 1905-09-21 | 1905 | 1 | |
| Atorie gekken | Atorie gekken (Atelier Gekiken) | Japan | 2009-10-23 | 2009-10-25 | 2009 | 1 | |
| Amfiet på Kirkeheia | Amfiet på Kirkeheia | Norway, Grimstad | 1989-08-26 | 1989-08-26 | 1989 | 2 | |
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