| Altonaer Theater | Altonaer Theater | Germany, Hamburg, Museumstraße 17 | 1961-03-11 | 1961-03-18 | 1961–1991 | 8 | |
| American Theatre | American Theatre | United States, Hampton, 125 E Mellen St | 2010-03-07 | -- | 2010 | 2 | |
| Aleksandriskij teatr | Aleksandriskij teatr | Russia, St Petersburg, Russland, Ostrovskogo Square, 6 | 1917-12-15 | -- | 1917–2011 | 2 | |
| Akershus Kultursenter | Akershus Kultursenter | Norway, Akershus | 2001-06-08 | -- | 2001 | 1 | |
| Akershus Fæstnings Gymnastiklokale | Akershus Fæstnings Gymnastiklokale | Norway, Oslo | 1878-10-13 | -- | 1878 | 1 | |
| Apartman Sahne | Apartman Sahne (Apartman Stage) | Turkey, Istanbul, Koşuyolu Mah. Arda (Eski Gül) Sk. Şahin Apt. No:2/2-11A Kadıköy - İstanbul | -- | -- | | | |
| Aula der Wolfgang-Borchert-Realschule | Aula der Wolfgang-Borchert-Realschule | Germany, Hattingen | 1980-03-23 | -- | 1980 | 1 | |
| Arbeiderforeningen | Arbeiderforeningen | Norway, Kristiansand, Dronningens gate 34 | 1957-08-01 | -- | 1957 | 1 | |
| Altmärkisches Landestheater Stendal | Altmärkisches Landestheater Stendal | Germany, Stendal, Karlstraße 6 | 1930-11-02 | -- | 1930–1936 | 2 | |
| Ādolfa Alunāna teātris | Ādolfa Alunāna teātris | Latvia, Jelgava | 1897-09-28 | -- | 1897 | 1 | |
| Állatkerti Szabadtéri Színpad | Állatkerti Szabadtéri Színpad | Hungary, Budapest, Állatkerti krt. 6-12 | 1947-07-16 | -- | 1947 | 1 | |
| Aksdal | Aksdal | Norway, Aksdal | 2002-05-05 | -- | 2002 | 1 | |
| Asti | Asti | Italy, Asti | 1908-11-01 | 1934-05-04 | 1908–1934 | 2 | |
| Ardhowen Theatre | Ardhowen Theatre | Northern Ireland, Enniskillen, 97 Dublin Road | 2007-03-10 | -- | 2007–2011 | 2 | |
| Arrigoni, Teatro | Teatro Arrigoni | Italy, San Vito al Tagliamento, Piazza del Popolo, 13 | 2017-01-19 | -- | 2017 | 1 | |
| Aithousa Askos | Aithousa Askos | Greece, Athens | 1982-01-29 | 1982-03-28 | 1982 | 1 | |
| Acrosstown Repertory Theatre | Acrosstown Repertory Theatre | United States, Gainesville, 619 S Main St | 2000-10-12 | 2000-11-04 | 2000 | 1 | |
| Ålen | Ålen | Norway, Ålen | -- | -- | | | |
| Auditorio Aurelio Guirao | Auditorio Aurelio Guirao | Spain, Cieza, Murcia, Calle de Fernando III 'El Santo' | 2010-04-30 | -- | 2010 | 1 | |
| Arbeidersamfunnet | Arbeidersamfunnet | Norway, Halden | 1952-02-16 | -- | 1952–1960 | 4 | |
| Alliance Française | Alliance Française | Kenya, Nairobi, P.O. Box 49475 | 2011-02-25 | 2011-02-27 | 2011 | 1 | |
| Arts Club of Washington | Arts Club of Washington | United States, Washington D.C., 2017 I Street Northwest | 2010-09-21 | -- | 2010 | 1 | |
| Alte Steige | Alte Steige | Germany, Wertheim, Ferdinand-Hotz-Straße 1 | 2006-03-07 | -- | 2006 | 1 | |
| Auditorium | Auditorium | United States, Des Moines | 1906-12-10 | 1906-12-10 | 1906 | 1 | |
| Atalante, Théâtre de | Théâtre de l'Atalante | France, Paris, 10 Place Charles Dullin | 1994-01-05 | 1994-02-07 | 1994 | 1 | |
| Alexandra Theatre | Alexandra Theatre | England, Birmingham, West Midlands, Suffolk Street Queensway | 1972-05-08 | -- | 1972 | 1 | |
| Alvdal | Alvdal | Norway, Alvdal | 1971-04-23 | -- | 1971 | 1 | |
| Alexandrinsky Theatre | Alexandrinsky Theatre | Russia, St Petersburg, pl. Ostrovskogo, 6 | 1878-11-18 | 2019-12-14 | 1878–2019 | 9 | |
| Aula Lettenweg 25 in Allschwil | Aula Lettenweg 25 in Allschwil | Switzerland, Allschwil, Lettenweg 25 | 2012-06-01 | 2012-06-03 | 2012 | 1 | |
| 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 | |
| Alcazar | Alcazar | United States, San Francisco | 1905-01-25 | 1908-07-03 | 1905–1908 | 4 | |
| Arena Garibaldi | Arena Garibaldi | Italy, Genova | 1903-08-14 | -- | 1903 | 1 | |
| Albi, Scène Nationale d` | Scène Nationale d`Albi | France, Albi, Place Amitié entre les Peuples | 2005-04-12 | -- | 2005–2019 | 2 | |
| Atlanten ungdomsskole | Atlanten ungdomsskole | Norway, Kristiansund, 6511 Kristiansund | 2007-03-23 | -- | 2007 | 1 | |
| Aradvárosi szinház | Aradvárosi szinház | Romania, Arad | 1879-01-31 | -- | 1879 | 1 | |
| Auditori Plaça Abadia | Auditori Plaça Abadia | Spain, Sant Feliu de Guíxols, Plaza de la Abadía | 2006-08-09 | -- | 2006 | 1 | |
| ANU Arts Centre | ANU Arts Centre | Australia, Canberra, Acton | 1997-09-11 | 1997-09-20 | 1997 | 1 | |
| Allbrukshuset | Allbrukshuset | Norway, Hemnesberget | 2009-04-25 | -- | 2009 | 1 | |
| Amstetten | Amstetten | Austria, Amstetten | 2002-12-04 | -- | 2002 | 1 | |
| Auditorium Theatre, Baylor University | Auditorium Theatre, Baylor University | United States, Waco, 1 Bear Place | 1928-03-24 | -- | 1928 | 1 | |
| American Players Theatre | American Players Theatre | United States, Spring Green, 5950 Golf Course Road | 2019-08-10 | 2019-10-06 | 2019 | 1 | |
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