| Auditori de la Mediterrània | Auditori de la Mediterrània | Spain, La Nucía | 2008-04-13 | -- | 2008 | 1 | |
| American Airlines Theatre | American Airlines Theatre | United States, New York, 227 W 42nd St | 2009-01-06 | 2009-03-29 | 2009 | 1 | |
| Aspö bygdegård | Aspö bygdegård | Sweden, Strängnäs | 2019-10-11 | 2019-10-11 | 2019 | 1 | |
| ArtsWest | ArtsWest | United States, Seattle, 4711 California Ave SW | 2016-09-22 | 2016-10-23 | 2016 | 1 | |
| Állatkerti Szabadtéri Színpad | Állatkerti Szabadtéri Színpad | Hungary, Budapest, Állatkerti krt. 6-12 | 1947-07-16 | -- | 1947 | 1 | |
| Aula der Städtischen Realschule | Aula der Städtischen Realschule | Germany, Geilenkirchen, Gillesweg 1 | 2007-05-22 | -- | 2007 | 1 | |
| Ancona | Ancona | Italy, Ancona | 1892-09-29 | -- | 1892 | 1 | |
| Alliance Theatre | Alliance Theatre | United States, Atlanta, 1280 Peachtree St NE | 1992-03-27 | 1992-05-17 | 1992 | 1 | |
| Alta videregående skole | Alta videregående skole | Norway, Alta, Skoleveien 15 | 1997-11-03 | 1997-11-04 | 1997 | 1 | |
| Auditorio Municipal de La Pintana | Auditorio Municipal de La Pintana | Chile, La Pintana | 2011-11- | -- | 2011 | 1 | |
| Angles Centre | Angles Centre | England, Wisbech, Cambridgeshire, Alexandra Road | 1993-06-18 | -- | 1993 | 1 | |
| Akadēmiskajā drāmas teātrī | Akadēmiskajā drāmas teātrī (Akadē;miskajā drāmas teātrī) | Latvia, Riga, Kronvalda bulvārī 2 | 1950-01-05 | -- | 1950 | 1 | |
| Årbakka | Årbakka | Norway, Tysnes | 2005-09-16 | -- | 2005 | 1 | |
| Auditorium Concordia | Auditorium Concordia | Italy, Pordenone, via 33170, Via Interna, 2 | 1994-03-15 | 1994-03-16 | 1994 | 1 | |
| Arts Theatre | Arts Theatre | Australia, Adelaide, 53 Angas St | 1964-09-26 | 1964-10-03 | 1964 | 1 | |
| Ateneo de Caracas | Ateneo de Caracas | Venezuela, Caracas, Urbanización Colinas de La Colina, Quinta La Colina,, Avenida La Salle | 1998-10-01 | 1998-11-10 | 1998 | 1 | |
| Academy | Academy | United States, Charlotte | 1905-09-21 | 1905-09-21 | 1905 | 1 | |
| Auditorio Municipal de Cangas | Auditorio Municipal de Cangas | Spain, Cangas, Pontevedra, Avenida de Lugo, 27A | 2014-12-14 | -- | 2014 | 1 | |
| Aula der Halepaghen Schule | Aula der Halepaghen Schule | Germany, Buxtehude, Konopkastraße 5 | 1997-10-01 | 1997-10-01 | 1997 | 1 | |
| Anklam | Anklam | Germany, Anklam | 1969-03-08 | -- | 1969 | 1 | |
| Aure Ungdomsskole | Aure Ungdomsskole | Norway, Aure | 1990-04-03 | -- | 1990 | 1 | |
| Anfiteatro Fenice | Anfiteatro Fenice | Croatia, Rijeka | 1897-05-25 | -- | 1897 | 1 | |
| Abbott's Opera House | Abbott's Opera House | New Zealand, Auckland, Queen Street | 1891-01-14 | 1891-01-16 | 1891 | 1 | |
| Alvesta | Alvesta | Sweden, Alvesta | 1989-11-26 | 1989-11-26 | 1989 | 1 | |
| Asahikawa | Asahikawa | Japan, Asahikawa | 2010-02-24 | -- | 2010 | 1 | |
| Arsenaal | 't Arsenaal | Belgium, Mechelen, Hanswijkstraat 63 | 2007-02-28 | 2007-12-20 | 2007 | 1 | |
| Aure barne- og ungdomsskole | Aure barne- og ungdomsskole | Norway, Aure, Aure | 2007-03-19 | -- | 2007 | 1 | |
| Aurora | Aurora | United States, Aurora | 1903-12-16 | 1903-12-16 | 1903 | 1 | |
| Arendal Bibliotek | Arendal Bibliotek | Norway, Arendal, Arendal | 2006-03-21 | -- | 2006 | 1 | |
| Argos Teatro | Argos Teatro | Cuba, Havanna | 2012-11-24 | -- | 2012 | 1 | |
| A.R.T. / New York Theatres | A.R.T. / New York Theatres | United States, New York, 502 W 53rd St | 2017-01-17 | 2017-02-11 | 2017 | 1 | |
| Aula Gymnasium Alleestrasse | Aula Gymnasium Alleestrasse | Germany, Siegburg | 1980-01-26 | -- | 1980 | 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 | |
| ABC-Teatret | ABC-Teatret | Norway, Oslo | 1968-05-13 | 1968-05-14 | 1968 | 1 | |
| Amicitia | Amicitia | Netherlands, Sneek | 1989-02-15 | 1989-04-02 | 1989 | 1 | |
| AMCO-Theater | AMCO-Theater | Netherlands, Voorburg, Burgemeester feithplein 95 | 2005-11-18 | 2005-12-10 | 2005 | 1 | |
| Auditorio de Cabezo de Torres | Auditorio de Cabezo de Torres | Spain, Murcia, Calle de Francisco Rabal | 2010-05-07 | -- | 2010 | 1 | |
| AINSI | AINSI | Netherlands, Maastricht, Lage Kanaaldijk 112-113 | 2009-11-10 | -- | 2009 | 1 | |
| Auditorium | Auditorium | United States, Minneapolis | 1908-05-30 | 1908-05-30 | 1908 | 1 | |
| Amatørteatrets hus på Øiset | Amatørteatrets hus på Øiset | Norway, Kongsvinger | 2007-04-13 | 2007-05-07 | 2007 | 1 | |
| Akademiska Föreningens Teater | Akademiska Föreningens Teater | Sweden, Lund, Sandgatan 2 | 1905-04-07 | -- | 1905 | 1 | |
| Arendal domkirke | Arendal domkirke | Norway, Arendal | 2015-08-09 | -- | 2015 | 1 | |
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