| Teatro Principal de Alicante | Teatro Principal de Alicante | Spain, Alicante, Plaza del Ruperto Chapí | 2001-02-17 | 2024-11-21 | 2001–2024 | 6 | |
| Teatro Lirico | Teatro Lirico | Italy, Milan, Via Larga, 14, 20121 | 1904-06-10 | 1928-11-16 | 1904–1977 | 6 | |
| Theater for the New City | Theater for the New City | United States of America, New York, 155 1st Ave | 1998-02-17 | 2022-10-08 | 1998–2022 | 6 | |
| Theatret i Fredrikshald | Theatret i Fredrikshald | Norway, Halden | 1878-10-24 | 1880-03-07 | 1878–1904 | 6 | |
| Teatr im. Stefana Jaracza | Teatr im. Stefana Jaracza | Poland, Olsztyn, 1 Maja 4 | 1958-01-16 | -- | 1958–2014 | 6 | |
| Teatro Español | Teatro Español | Spain, Madrid, Calle del Príncipe, 25 | 1892-03-29 | 2007-11-04 | 1892–2007 | 6 | |
| Theatre Royal | Theatre Royal | England, Bath, Sawclose | 1909-05-03 | 2021-05-22 | 1909–2021 | 6 | |
| Teatr Wielki | Teatr Wielki | Poland, Warsaw, Plac Teatralny 1 | 1882-03-10 | 2024-11-08 | 1882–2024 | 6 | |
| Tysværtunet kulturhus | Tysværtunet kulturhus | Norway, Aksdal, Aksdalsvegen 157 | 2006-09-15 | 2015-09-24 | 2006–2017 | 6 | |
| Teatrul Maria Filotti Brăila | Teatrul Maria Filotti Brăila | Romania, Brăila, Str. Mihai Eminescu, nr. 2 | 1966-03-23 | 2010-10-17 | 1966–2010 | 6 | |
| Teatr Rozmaitości | Teatr Rozmaitości | Poland, Warsaw, Marszałkowska 8 | 1899-04-24 | 1916-01-20 | 1899–1963 | 6 | |
| Teatrul Odeon | Teatrul Odeon (Comedy Theater) | Romania, Bucharest, Cal. Victoriei, 40-42 | 1988-11-27 | 2016-04-01 | 1988–2017 | 6 | |
| Teatrul Liric | Teatrul Liric | Romania, Bucharest, Piaţa Walter Mărăcineanu | 1897-11- | 1908-02-03 | 1897–1920 | 6 | |
| Teatro Piccinni | Teatro Piccinni | Italy, Bari | 1973-03-22 | 2006-10-22 | 1973–2006 | 6 | |
| Teatrul Municipal din Baia-Mare | Teatrul Municipal din Baia-Mare | Romania, Baia-Mare, Strada Crișan, Nr. 8 | 1969-12-23 | 1970-- | 1969–2015 | 6 | |
| Teatro Ghione | Teatro Ghione | Italy, Rome, Via delle Fornaci | 1984-11-20 | 1999-03- | 1984–1999 | 6 | |
| Teatro Eslava | Teatro Eslava | Spain, Madrid | 1917-04-27 | 1919-05-02 | 1917–1961 | 6 | |
| Teatr Polski | Teatr Polski | Poland, Wrocław, Gabrieli Zapolskiej 3 | 1986-11-16 | 2018-12-16 | 1986–2018 | 6 | |
| Theater in der Königgrätzer Straße | Theater in der Königgrätzer Straße | Germany, Berlin, Stresemannstraße 29-29a | 1912-12-04 | 1913-05-14 | 1912–1920 | 6 | |
| Theater Freiburg | Theater Freiburg | Germany, Freiburg, Bertoldstr. 46 | 1966-05-16 | 2008-07-11 | 1966–2015 | 6 | |
| Teatro Gerbino | Teatro Gerbino | Italy, Torino | 1889-02-15 | 1894-01-10 | 1889–1898 | 6 | |
| Teatrul Municipal Bacovia | Teatrul Municipal Bacovia | Romania, Bacău, Strada Iernii 7 | 1976-12-29 | 2015-05-10 | 1976–2016 | 6 | |
| Theatro Odeion | Theatro Odeion | Turkey, Istanbul | 1899-03-11 | 1905-03-21 | 1899–1909 | 6 | |
| Teatro Metastasio | Teatro Metastasio | Italy, Prato, Via Cairoli n.59 | 1977-01-05 | 2024-03-24 | 1977–2024 | 6 | |
| Tavistock Little Theatre | Tavistock Little Theatre | England, London, Tavistock Square, Bloomsbury | 1933-05-05 | 1938-05-07 | 1933–1938 | 6 | |
| Teatr im. Wojciecha Bogusławskiego | Teatr im. Wojciecha Bogusławskiego | Poland, Kalisz, Wojciecha Bogusławskiego 1 | 1955-09-23 | -- | 1955–1978 | 5 | |
| Théâtre des Mathurins | Théâtre des Mathurins | France, Paris, 36 Rue des Mathurins | 1928-03-14 | -- | 1928–1943 | 5 | |
| Teatrul Naţional din Cernăuţi | Teatrul Naţional din Cernăuţi | Ukraine, Cernăuţi | 1925-01-31 | 1935-- | 1925–1934 | 5 | |
| Teatro delle Saline | Teatro delle Saline | Italy, Cagliari, Piazzetta Billy Sechi n. 3/4 | 2019-11-21 | 2023-11-05 | 2019–2023 | 5 | |
| Teaterbåten MS Innvik | Teaterbåten MS Innvik | Norway, Oslo, Bjørvika | 2005-03-12 | 2008-11-12 | 2005–2008 | 5 | |
| Teatro Niccolini | Teatro Niccolini | Italy, Florence, Via Roma, 15, San Casciano in Val di Pesa | 1898-05-21 | -- | 1898–1906 | 5 | |
| Theatret i Tromsø | Theatret i Tromsø | Norway, Tromsø | 1880-05-10 | -- | 1880–1909 | 5 | |
| Thüringer Landestheater Rudolstadt | Thüringer Landestheater Rudolstadt | Germany, Rudolstadt, Anger 1 | 1937-10-26 | 2006-10-13 | 1937–2006 | 5 | |
| Turku (Åbo) | Turku (Åbo) | Finland, Turku (Åbo) | 1878-10-16 | 1999-11-18 | 1878–1999 | 5 | |
| Tivolischouwburg | Tivolischouwburg | Netherlands, Rotterdam | 1891-02-26 | -- | 1891–1893 | 5 | |
| Theater im Bauturm | Theater im Bauturm | Germany, Köln (Cologne), Aachener Straße 24-26 | 1999-08-21 | 2007-12-06 | 1999–2007 | 5 | |
| Teatro Fabbricone | Teatro Fabbricone | Italy, Prato, Via Ferdinando Targetti, 12 | 1975-03-18 | 1980-05-11 | 1975–2002 | 5 | |
| Theater Bonn | Theater Bonn | Germany, Bonn, Am Boeselagerhof 1 | 1976-12-04 | 2023-04-05 | 1976–2022 | 5 | |
| Teatro Ivo Chiesa | Teatro Ivo Chiesa | Italy, Genova, viale Duca d’Aosta, 16129 | 2013-02-19 | 2023-02-05 | 2013–2023 | 5 | |
| Teater 1, Riksteatern | Teater 1, Riksteatern | Sweden, Hallunda, Hallunda | 1952-- | 2008-11-16 | 1952–2008 | 5 | |
| Theatre Royal | Theatre Royal | England, Leamington | 1908-03-09 | 1910-04-30 | 1908–1910 | 5 | |
| Teatro Morlacchi | Teatro Morlacchi | Italy, Perugia, Piazza Morlacchi 13 | 2001-12-04 | 2020-01-14 | 2001–2020 | 5 | |
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