| Assembly Rooms | Assembly Rooms | England, York, Blake Street | 1975-03-18 | -- | 1975 | 1 | |
| Aust-Agder | Aust-Agder | Norway, Aust-Agder | 2000-11-08 | 2000-11-20 | 2000 | 1 | |
| Arena Nazionale | Arena Nazionale | Italy, Florence | 1892-05-18 | 1894-06-15 | 1892–1898 | 9 | |
| Assembly Hall of the Church of Scotland | Assembly Hall of the Church of Scotland | Scotland, Edinburgh, 121 George St | 1968-08-26 | -- | 1968 | 1 | |
| Auditorium | Auditorium | United States, Spokane | 1910-08-07 | 1910-08-07 | 1910 | 1 | |
| American Conservatory Theatre, The | The American Conservatory Theatre | United States, San Francisco, 405 Geary Street | 1971-02-17 | 1977-12-12 | 1971–1983 | 5 | |
| American Place Theater | American Place Theater | United States, New York, One East 53rd Street | 1984-12-10 | -- | 1984 | 1 | |
| Asker kulturhus | Asker kulturhus | Norway, Asker, Strøket 15A | 2014-09-15 | 2014-11-26 | 2014 | 1 | |
| Alvesta | Alvesta | Sweden, Alvesta | 1989-11-26 | 1989-11-26 | 1989 | 1 | |
| Auraria Theatre, University of Colorado | Auraria Theatre, University of Colorado | United States, Denver | 2012-04-08 | -- | 2012 | 1 | |
| Access Theater | Access Theater | United States, New York, 380 Broadway | 1997-09-10 | 2010-11-21 | 1997–2010 | 2 | |
| Altmärkisches Landestheater Stendal | Altmärkisches Landestheater Stendal | Germany, Stendal, Karlstraße 6 | 1930-11-02 | -- | 1930–1936 | 2 | |
| Adamstuen Omsorgssenter | Adamstuen Omsorgssenter | Norway, Oslo, Kirkeveien 161 | 2006-10-23 | -- | 2006 | 1 | |
| Asnæs | Asnæs | Denmark, Asnæs | -- | -- | | | |
| Aithousa Anaplaseos | Aithousa Anaplaseos | Greece, Pyrgos | 1912-09-05 | -- | 1912 | 1 | |
| Athenaeum Hall | Athenaeum Hall | England, London, Hampstead Heath Extension | 1893-01-26 | -- | 1893 | 1 | |
| Arlequins do Teatro | Arlequins do Teatro | Brazil, São Paulo | 1988-03-21 | -- | 1988 | 1 | |
| Al Hakawati, Palestinian National Theatre | Al Hakawati, Palestinian National Theatre | Israel, Jerusalem, 4 Abu Obiedah Ibn Al Jarah Street | 2006-01-27 | 2006-06-17 | 2006–2008 | 2 | |
| Agder Teater (Intimscenen) | Agder Teater (Intimscenen) | Norway, Kristiansand, Sjølystveien 2 | 1997-09-20 | -- | 1997 | 1 | |
| Åbo Svenska Teater | Åbo Svenska Teater | Finland, Turku (Åbo), 13, Eerikinkatu | 1877-01-12 | 2011-11-26 | 1877–2011 | 22 | |
| ABC-Teatret | ABC-Teatret | Norway, Oslo | 1968-05-13 | 1968-05-14 | 1968 | 1 | |
| Arts Centre, The | The Arts Centre | Singapore, 1 Old Parliament Lane | 2018-08-31 | 2018-09-02 | 2018 | 1 | |
| Aoyama Round Theatre | Aoyama Round Theatre | Japan, Shibuya, Tokyo, 5-53-1 Jingumae | 1989-12-06 | 1990-06-28 | 1989–1990 | 2 | |
| Avesta | Avesta | Sweden, Avesta | 1991-03-06 | 1991-03-06 | 1991 | 1 | |
| Auditorium, Khulna Press Club | Auditorium, Khulna Press Club | Bangladesh, Khulna, Sir Iqbal Rd | 2006-05-07 | -- | 2006 | 1 | |
| Augustinum Heidelberg | Augustinum Heidelberg | Germany, Heidelberg, Jaspersstraße 2 | 2007-02-02 | -- | 2007 | 1 | |
| AMCO-Theater | AMCO-Theater | Netherlands, Voorburg, Burgemeester feithplein 95 | 2005-11-18 | 2005-12-10 | 2005 | 1 | |
| Art Institute | Art Institute | United States, Chicago, South Michigan Avenue | 1890-12-01 | 1890-12-01 | 1890 | 1 | |
| Arden Theatre, Arcadia Stage | Arden Theatre, Arcadia Stage | United States, Philadelphia, North 2nd Street | 1998-01-22 | 2018-03-04 | 1998–2018 | 2 | |
| Alcazar | Alcazar | United States, San Francisco | 1905-01-25 | 1908-07-03 | 1905–1908 | 4 | |
| American University, AUC, The | The American University, AUC | Egypt, Cairo, Tahrir Square | 2013-10-11 | 2013-10-12 | 2013 | 1 | |
| Academy of Music | Academy of Music | United States, Raleigh | 1903-10-12 | 1903-10-12 | 1903 | 1 | |
| Alta kino | Alta kino | Norway, Alta | 1970-02-11 | -- | 1970–1983 | 3 | |
| Ādolfa Alunāna teātris | Ādolfa Alunāna teātris | Latvia, Jelgava | 1897-09-28 | -- | 1897 | 1 | |
| Arbeidersamfundet | Arbeidersamfundet | Norway, Bodø | 1894-02-01 | -- | 1894–1928 | 3 | |
| Aksdal | Aksdal | Norway, Aksdal | 2002-05-05 | -- | 2002 | 1 | |
| Amfissa | Amfissa | Greece, Amfissa | 1981-11-13 | -- | 1981 | 1 | |
| Arnim-Gymnasium | Arnim-Gymnasium | Germany, Dormagen, Haberlandstr. 14 | 2002-01-23 | -- | 2002–2006 | 2 | |
| Avery Hall, Vassar College | Avery Hall, Vassar College | United States, Poughkeepsie | 1941-02-21 | 1951-03-17 | 1941–1951 | 3 | |
| Anthony Hopkins Theatre | Anthony Hopkins Theatre | Wales, Mold, Flintshire | 2002-05-02 | 2002-05-25 | 2002 | 1 | |
| Auditório Municipal Eunice Muñoz | Auditório Municipal Eunice Muñoz | Portugal, Oeiras, Rua Mestre de Aviz | 2009-10-03 | 2009-12-20 | 2009 | 1 | |
| Auditorio Medina del Campo | Auditorio Medina del Campo | Spain, Medina del Campo,, Plaza Segovia, s/n | 2016-09-24 | -- | 2016 | 1 | |
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