| Arbore | Arbore | Romania, Arbore | -- | -- | | | |
| Asnæs | Asnæs | Denmark, Asnæs | -- | -- | | | |
| Alexandre Dumas Théâtre | Théâtre Alexandre Dumas | France, Saint-Germain-en-Laye, 3 Rue Henri IV | -- | -- | | | |
| Ålen | Ålen | Norway, Ålen | -- | -- | | | |
| Aizpute | Aizpute | Latvia, Aizpute | -- | -- | | | |
| Altusried | Altusried | Germany, Altusried | -- | -- | | | |
| Arcola Theatre Studio 2 | Arcola Theatre Studio 2 | England, London, 24 Ashwin Street | -- | -- | | | |
| Australia | Australia | Australia | -- | -- | | | |
| Alba | Alba | Romania, Alba | -- | -- | | | |
| Arcola Theatre Studio 1 | Arcola Theatre Studio 1 | England, London, 24 Ashwin St | -- | -- | | | |
| Albstadt | Albstadt | Germany, Albstadt | -- | -- | | | |
| Åmot | Åmot | Norway, Vinje, Telemark | -- | -- | | | |
| Ashikaga | Ashikaga | Japan, Ashikaga | -- | -- | | | |
| Ayuntamiento de Sevilla | Ayuntamiento de Sevilla | Spain, Sevilla | -- | -- | | | |
| Agnes Sorma und die Irving Place Theatergesellschaft | Agnes Sorma und die Irving Place Theatergesellschaft | United States of America, Chicago | -- | -- | | | |
| Adjud | Adjud | Romania, Adjud | -- | -- | | | |
| Anthill Theatre | Anthill Theatre | Australia, South Melbourne, 199 Napier Street | -- | -- | | | |
| Arts, Salle des | Salle des Arts | France, Villennes-sur-Seine, 57 Place de la Libération | -- | -- | | | |
| Aalen | Aalen | Germany, Aalen | -- | -- | | | |
| Asahikawa | Asahikawa | Japan, Asahikawa | -- | -- | | | |
| Alexandria | Alexandria | Romania, Alexandria | -- | -- | | | |
| Åbo og Åboland | Åbo og Åboland | Finland, Åbo og Åboland | -- | -- | | | |
| Arosa | Arosa | Switzerland, Arosa | -- | -- | | | |
| Al-Masrah al-Watani al-Iraqi | Al-Masrah al-Watani al-Iraqi (Iraqi National Theatre) | Iraq, Baghdad, National Theatre | 1975-03-08 | 1975-03-08 | 1975 | 1 | |
| Aula der Städtische Realschule | Aula der Städtische Realschule | Germany, Wermelskirchen, Rot-Kreuz-Straße 8 | 2002-11-30 | -- | 2002 | 1 | |
| Azuaga (Badajoz) | Azuaga (Badajoz) | Spain | 1920-06- | -- | 1920 | 1 | |
| Acrosstown Repertory Theatre | Acrosstown Repertory Theatre | United States of America, Gainesville, 619 S Main St | 2000-10-12 | 2000-11-04 | 2000 | 1 | |
| Avalon Repertory Theatre | Avalon Repertory Theatre | United States of America, New York, 488 Madison Ave | 1990-02-08 | 1990-02-25 | 1990 | 1 | |
| Ādolfa Alunāna teātris | Ādolfa Alunāna teātris | Latvia, Jelgava | 1897-09-28 | -- | 1897 | 1 | |
| Aula des Gymnasiums | Aula des Gymnasiums | Germany, Petrinum Brilon, Zur Jakobuslinde 21 | 2002-01-21 | -- | 2002 | 1 | |
| Aula des Stift Gymnasiums | Aula des Stift Gymnasiums | Germany, Düren | 1980-03-31 | -- | 1980 | 1 | |
| Al-Motran, Jerusalem | Al-Motran, Jerusalem | Israel, Jerusalem | 2008-10-05 | 2008-10-20 | 2008 | 1 | |
| Aluljáró Színház | Aluljáró Színház | Hungary, Budapest | 1996-12-15 | -- | 1996 | 1 | |
| Aksdal | Aksdal | Norway, Aksdal | 2002-05-05 | -- | 2002 | 1 | |
| Auditorium Concordia | Auditorium Concordia | Italy, Pordenone, Via Interna, 2, 33170 | 1994-03-15 | 1994-03-16 | 1994 | 1 | |
| Akita-shi bunka kaikan | Akita-shi bunka kaikan (Akita City Cultural Center) | Japan, Akita, 3-16 Senshumeitokumachi, Akita, 010-0875, Japan | 2010-02-04 | -- | 2010 | 1 | |
| Abrud | Abrud | Romania, Abrud | 1914-02-07 | -- | 1914 | 1 | |
| Atlanten ungdomsskole | Atlanten ungdomsskole | Norway, Kristiansund, 6511 Kristiansund | 2007-03-23 | -- | 2007 | 1 | |
| Ashland | Ashland | United States of America, Ashland | 1903-11-21 | 1903-11-21 | 1903 | 1 | |
| Akasaka reddoshiatā | Akasaka reddoshiatā (Akasaka Red Theater) | Japan, Tokyo, 3-10-9 Akasaka, Minato-ku | 2009-07-08 | 2009-07-14 | 2009 | 1 | |
| Aula der Jacob Lienau Realschule | Aula der Jacob Lienau Realschule | Germany, Neustadt-Holstein, Schulstraße 4 | 1997-09-30 | 1997-09-30 | 1997 | 1 | |
| Aremark skole | Aremark skole | Norway, Aremark, Aremark | 2005-11-22 | -- | 2005 | 1 | |
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