| Akadēmiskajā drāmas teātrī | Akadēmiskajā drāmas teātrī (Akadē;miskajā drāmas teātrī) | Latvia, Riga, Kronvalda bulvārī 2 | 1950-01-05 | -- | 1950 | 1 | |
| Albanski Teatar | National Albanian Theatre in Skopje (Албански театар во Скопје/Teatri Shqiptar) | Macedonia, Skopje, Vojdan Chernodrinski | 1970-04-04 | -- | 1970 | 1 | |
| Aurora | Aurora | United States of America, Aurora | 1903-12-16 | 1903-12-16 | 1903 | 1 | |
| ADC Theatre | ADC Theatre | England, Cambridge, Park St | 1999-10-02 | 2022-03-12 | 1999–2022 | 4 | |
| Arena Stage, Pasadena Playhouse | Arena Stage, Pasadena Playhouse | United States of America, Pasadena | 1963-03-21 | -- | 1963 | 1 | |
| Aula der Jacob Lienau Realschule | Aula der Jacob Lienau Realschule | Germany, Neustadt-Holstein, Schulstraße 4 | 1997-09-30 | 1997-09-30 | 1997 | 1 | |
| Alumnae Theatre Company | Alumnae Theatre Company | Canada, Toronto, 70 Berkeley St | 2010-11-12 | 2010-11-27 | 2010 | 1 | |
| Australia | Australia | Australia | 1958-11-05 | -- | 1958–2015 | 5 | |
| Arosa | Arosa | Switzerland, Arosa | -- | -- | | | |
| Albany Opera House | Albany Opera House | United States of America, Albany | 1905-11-10 | 1905-11-10 | 1905 | 1 | |
| Aula Gymnasium Alleestrasse | Aula Gymnasium Alleestrasse | Germany, Siegburg | 1980-01-26 | -- | 1980 | 1 | |
| Askim Kulturhus | Askim Kulturhus | Norway, Askim, P. M. Røwdes gate 6 | 2006-11-19 | 2020-11-03 | 2006–2022 | 7 | |
| Academy of Fine Arts, Kolkata | Academy of Fine Arts, Kolkata | India, Kolkata, 2, Cathedral Road | 2004-01- | -- | 2004–2006 | 2 | |
| Altes Neues Rathaus | Altes Neues Rathaus | Germany, Moers, Kastell 9 | 2012-09-13 | -- | 2012 | 1 | |
| Acte 2 Théâtre | Acte 2 Théâtre | France, Lyon, 32bis Quai Arloing | 2015-12-10 | 2015-12-13 | 2015 | 1 | |
| Avalon Repertory Theatre | Avalon Repertory Theatre | United States of America, New York, 488 Madison Ave | 1990-02-08 | 1990-02-25 | 1990 | 1 | |
| Al-Najah University | Al-Najah University | Palestinian Territories, Nablus | 2008-10-07 | -- | 2008 | 1 | |
| Aspra Spitia | Aspra Spitia | Greece | 1981-11-12 | -- | 1981 | 1 | |
| Arendal Kulturhus (Lille Torungen) | Arendal Kulturhus (Lille Torungen) | Norway, Arendal, Sam Eydes Plass 1 | 2011-09-24 | 2011-09-27 | 2011 | 1 | |
| Alingsås | Alingsås | Sweden, Alingsås | 1989-11-23 | 1989-11-23 | 1989 | 1 | |
| Amatnieku biedrības zālē | Amatnieku biedrības zālē | Latvia, Jelgava | 1903-03-02 | -- | 1903 | 1 | |
| Aluljáró Színház | Aluljáró Színház | Hungary, Budapest | 1996-12-15 | -- | 1996 | 1 | |
| Alvdal, Samfunnshuset | Samfunnshuset Alvdal | Norway, Alvdal | 1969-02-23 | -- | 1969–1986 | 8 | |
| Akosha Studio | Akosha Studio | Japan, Tokyo | 1976-04-28 | 1976-05-08 | 1976 | 1 | |
| Alte Sparkasse | Alte Sparkasse | Germany, Ibbenbüren, Oststraße 28 | 1998-11-18 | -- | 1998 | 1 | |
| Arendal Kulturhus (Store Torungen) | Arendal Kulturhus (Store Torungen) | Norway, Arendal, Sam Eydes Plass 1 | 2005-08-11 | 2020-09-02 | 2005–2022 | 13 | |
| Aurora Turner Hall | Aurora Turner Hall | United States of America, Chicago, 3124 N. Clark Street | 1882-05-20 | -- | 1882 | 1 | |
| Alhamra Hall No. 2 | Alhamra Hall No. 2 | Pakistan, Lahore, The Mall | 2006-04-19 | 2006-11-12 | 2006 | 4 | |
| Ateneu Català | Ateneu Català (Clot) | Spain, Barcelona | 1915-06-20 | -- | 1915 | 1 | |
| Auditorium | Auditorium | United States of America, Minneapolis | 1908-05-30 | 1908-05-30 | 1908 | 1 | |
| ANKER Leipzig | ANKER Leipzig | Germany, Leipzig, Renftstraße 1 | 2006-06-21 | -- | 2006 | 1 | |
| Asker kulturhus | Asker kulturhus | Norway, Asker, Strøket 15A | 2014-09-15 | 2014-11-26 | 2014 | 1 | |
| Arts Centre, The | The Arts Centre | England, Ormskirk, Edge Hill University, St Helens Road | 2011-03-23 | 2014-10-16 | 2011–2014 | 2 | |
| Aranya Theater | Aranya Theater (Aranya Theatre) | China, Hebei, Qinhuangdao | 2023-06-23 | 2023-06-25 | 2023 | 1 | |
| Aarhus | Aarhus | Denmark, Aarhus | 1874-01-30 | -- | 1874 | 1 | |
| Argentina | Argentina | Argentina | 1972-- | -- | 1972–1997 | 4 | |
| Augustinum Heidelberg | Augustinum Heidelberg | Germany, Heidelberg, Jaspersstraße 2 | 2007-02-02 | -- | 2007 | 1 | |
| Arnstadt | Arnstadt | Germany | 1967-11-29 | -- | 1967–2010 | 2 | |
| Art Institute | Art Institute | United States of America, Chicago, South Michigan Avenue | 1890-12-01 | 1890-12-01 | 1890 | 1 | |
| Avesta | Avesta | Sweden, Avesta | 1991-03-06 | 1991-03-06 | 1991 | 1 | |
| Atorie sentio | Atorie sentio (Atelier Sentio) | Japan, Tokyo, Toshima | 2008-07-17 | 2009-05-25 | 2008–2009 | 2 | |
| ANTA Playhouse | ANTA Playhouse | United States of America, New York, 245 W. 52nd St | 1951-01-28 | 1951-02-24 | 1951 | 1 | |
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