| Adjud | Adjud | Romania, Adjud | -- | -- | | | |
| Ålen | Ålen | Norway, Ålen | -- | -- | | | |
| Agnes Sorma und die Irving Place Theatergesellschaft | Agnes Sorma und die Irving Place Theatergesellschaft | United States, Chicago | -- | -- | | | |
| Aalen | Aalen | Germany, Aalen | -- | -- | | | |
| Apartman Sahne | Apartman Sahne (Apartman Stage) | Turkey, Istanbul, Koşuyolu Mh. Arda (Eski Gül) Sk. Şahin Apt. No:2/2-11A Kadıköy | -- | -- | | | |
| Aula Lettenweg | Aula Lettenweg 25 | Switzerland, Allschwil, Lettenweg 25, | -- | -- | | | |
| Alexandria | Alexandria | Romania, Alexandria | -- | -- | | | |
| Alexandre Dumas Théâtre | Théâtre Alexandre Dumas | France, Saint-Germain-en-Laye, 3 Rue Henri IV | -- | -- | | | |
| Apartman Sahne | Apartman Sahne (Apartman Stage) | Turkey, Istanbul, Koşuyolu Mh. Arda (Eski Gül) Sk. Şahin Apt. No:2/2-11A Kadıköy | -- | -- | | | |
| Aizpute | Aizpute | Latvia, Aizpute | -- | -- | | | |
| Åmot | Åmot | Norway, Vinje, Telemark | -- | -- | | | |
| Arosa | Arosa | Switzerland, Arosa | -- | -- | | | |
| Arbore | Arbore | Romania, Arbore | -- | -- | | | |
| Apartman Sahne | Apartman Sahne (Apartman Stage) | Turkey, Istanbul, Koşuyolu Mah. Arda (Eski Gül) Sk. Şahin Apt. No:2/2-11A Kadıköy - İstanbul | -- | -- | | | |
| Altusried | Altusried | Germany, Altusried | -- | -- | | | |
| Arts, Salle des | Salle des Arts | France, Villennes-sur-Seine, 57 Place de la Libération | -- | -- | | | |
| Asnæs | Asnæs | Denmark, Asnæs | -- | -- | | | |
| Alba | Alba | Romania, Alba | -- | -- | | | |
| Adana DT Sahnesi (Adana DT Stage) | Hacı Ömer Sabancı Kültür Merkezi Sahnesi (Haci Omer Culture Center Theatre Stage) | Turkey, Seyhan/ADANA, Hacı Ömer Sabancı Kültür Merkezi Adana Devlet Tiyatrosu Sahnesi | -- | -- | | | |
| Albstadt | Albstadt | Germany, Albstadt | -- | -- | | | |
| Apartman Sahne | Apartman Sahne (Apartman Stage) | Turkey, Istanbul, Koşuyolu Mh. Arda (Eski Gül) Sk. Şahin Apt. No:2/2-11A Kadıköy | -- | -- | | | |
| Aarhus Teater | Aarhus Teater | Denmark, Århus, Skolegade 9 | 1871-12-14 | 2015-02-28 | 1871–2015 | 47 | |
| Aalborg | Aalborg | Denmark, Aalborg | 1873-10-30 | -- | 1873–1874 | 2 | |
| Aarhus | Aarhus | Denmark, Aarhus | 1874-01-30 | -- | 1874 | 1 | |
| Aalborg Teater | Aalborg Teater | Denmark, Aalborg, Jernbanegade 11 | 1875-04-20 | 2014-10-04 | 1875–2014 | 32 | |
| Åbo Svenska Teater | Åbo Svenska Teater | Finland, Turku (Åbo), 13, Eerikinkatu | 1877-01-12 | 2011-11-26 | 1877–2011 | 22 | |
| Annaberg | Annaberg | Germany, Annaberg-Buchholz | 1878-- | -- | 1878 | 1 | |
| Aktientheater | Aktientheater | Germany, Osnabrück, Große Gildewart 7 | 1878-03-06 | -- | 1878 | 1 | |
| Akershus Fæstnings Gymnastiklokale | Akershus Fæstnings Gymnastiklokale | Norway, Oslo | 1878-10-13 | -- | 1878 | 1 | |
| Akademiska Föreningens Festsal | Akademiska Föreningens Festsal | Sweden, Lund | 1878-10-15 | -- | 1878–1896 | 4 | |
| Alexandrinsky Theatre | Alexandrinsky Theatre | Russia, St Petersburg, pl. Ostrovskogo, 6 | 1878-11-18 | 2019-12-14 | 1878–2019 | 9 | |
| Arvika | Arvika | Sweden, Arvika | 1879-01-16 | 1989-10-26 | 1879–1993 | 3 | |
| Aradvárosi szinház | Aradvárosi szinház | Romania, Arad | 1879-01-31 | -- | 1879 | 1 | |
| Aurora Turner Hall | Aurora Turner Hall | United States, Chicago, 3124 N. Clark Street | 1882-05-20 | -- | 1882 | 1 | |
| Alexanders Teatern | Alexanders Teatern | Finland, Helsinki, Bulevarden 23-27 | 1886-10-12 | 1886-10-14 | 1886–1895 | 2 | |
| Architektenhaus | Architektenhaus | Germany, Berlin, Wilhelmstr. 92 | 1887-01-02 | 1887-01-16 | 1887 | 1 | |
| Altonaer Stadttheater | Altonaer Stadttheater | Germany, Hamburg, Königstrasse | 1888-04-10 | 1928-06-03 | 1888–1938 | 49 | |
| Aktientheater in Zürich | Aktientheater in Zürich | Switzerland, Zürich | 1888-10-24 | -- | 1888–1889 | 2 | |
| Amberg Theater | Amberg Theater | United States, New York, 11 Irving Place at 15th Street | 1889-09-28 | 1891-04-09 | 1889–1892 | 6 | |
| Arad | Arad | Romania, Arad | 1889-12-14 | 1936-09-06 | 1889–1945 | 12 | |
| Arbetareföreningens Teater | Arbetareföreningens Teater | Sweden, Norrköping | 1889-12-16 | -- | 1889 | 1 | |
| Aiud | Aiud | Romania, Aiud | 1890-01-11 | -- | 1890–1911 | 2 | |
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