| Teatre Lliure (Montjüic) | Teatre Lliure (Montjüic) | Spain, Barcelona, Pg. Santa Madrona, 40-46 / Pl. Margarida Xirgu, 1 | 2005-01-08 | 2022-07-03 | 2005–2022 | 8 | |
| Tokke kulturhus | Tokke kulturhus | Norway, Dalen, Storvegen 211 | 2008-10-19 | 2008-10-20 | 2008–2018 | 8 | |
| Theatret i Kristiansund | Theatret i Kristiansund | Norway, Kristiansund | 1880-04-07 | -- | 1880–1906 | 8 | |
| Theatre Royal | Theatre Royal | Scotland, Glasgow, 282 Hope St | 1912-04-15 | 2018-01-20 | 1912–2018 | 8 | |
| Theater Dortmund | Theater Dortmund | Germany, Dortmund, Kuhstr. 12 / Platz der Alten Synagoge | 1995-05-27 | 2012-05-05 | 1995–2011 | 8 | |
| Turun Kaupunginteatteri | Turun Kaupunginteatteri | Finland, Turku, Östra Strandgatan 14 | 1931-- | 2008-04-12 | 1931–2007 | 7 | |
| Teatro Fiorentini | Teatro Fiorentini | Italy, Naples | 1892-05-13 | 1892-05-14 | 1892–1910 | 7 | |
| Théâtre National de Belgique | Théâtre National de Belgique | Belgium, Brussels, Boulevard Emile Jacqmain 111 | 1984-03-21 | 2016-12-23 | 1984–2016 | 7 | |
| Theater am Stadtgarten | Theater am Stadtgarten | Switzerland, Winterthur | 1980-03-06 | 1984-11-22 | 1980–2001 | 7 | |
| Trinity Theatre, The | The Trinity Theatre | England, Tunbridge Wells, Church Road | 1985-01-19 | 1993-09-30 | 1985–2018 | 7 | |
| Theatre, Greenwich | Greenwich Theatre | England, London, Crooms Hill | 1973-05-16 | 2018-09-29 | 1973–2018 | 7 | |
| Teatrul de Stat din Arad (Teatrul Clasic Ioan Slavici ) | Teatrul de Stat din Arad (Teatrul Clasic Ioan Slavici ) | Romania, Arad, Bulevardul Revolutiei nr.103 | 1967-05-14 | -- | 1967–2016 | 7 | |
| Theater aan het Vrijthof | Theater aan het Vrijthof | Netherlands, Maastricht, Vrijthof 47 | 1997-01-25 | 2013-11-28 | 1997–2012 | 7 | |
| Teatro della Pergola | Teatro della Pergola | Italy, Florence, Via della Pergola, 18 | 1905-11-08 | 2023-02-12 | 1905–2023 | 7 | |
| Theater aan de Parade | Theater aan de Parade | Netherlands, Den Bosch, Parade 23 | 2002-11-28 | 2013-01-17 | 2002–2017 | 7 | |
| Teatr im. hr. Skarbka | Teatr im. hr. Skarbka | Ukraine, Lviv | 1879-12-05 | 1900-04-09 | 1879–1899 | 7 | |
| Théâtre Antoine | Théâtre Antoine | France, Paris, 14 Boulevard de Strasbourg | 1898-02-06 | -- | 1898–1913 | 7 | |
| The Questors Theatre | The Questors Theatre | England, London, 12 Mattock Ln | 1938-01- | 2018-05-26 | 1938–2018 | 7 | |
| Theatro Apollon | Theatro Apollon | Greece, Patra, Platia Georgiou A | 1897-01-25 | 1999-04-04 | 1897–1999 | 7 | |
| Théâtre de Caen | Théâtre de Caen | France, Caen, 135 Boulevard Maréchal Leclerc | 2003-10-30 | 2019-11-21 | 2003–2019 | 7 | |
| Teatro Sannazzaro | Teatro Sannazzaro | Italy, Naples, Via Chiaia, 157 | 1893-02-28 | 1895-04-03 | 1893–1899 | 7 | |
| The Pit (Barbican Centre) | The Pit (Barbican Centre) | England, London, Silk St | 1982-05-12 | 2009-05-16 | 1982–2009 | 7 | |
| Theatro Dionysiadou | Theatro Dionysiadou | Greece, Pireus | 1901-05-24 | 1901-08-24 | 1901–1921 | 7 | |
| Televiziunea Română (TVR) | Televiziunea Română (TVR) | Romania, Bucharest, Calea Dorobanți 191 | 1965-01-16 | 2013-11-11 | 1965–2013 | 7 | |
| Teatre Romea | Teatre Romea | Spain, Barcelona, Carrer de l'Hospital, 51 | 1909-10-17 | 2003-11-30 | 1909–2008 | 7 | |
| Theatret i Frederikshavn | Theatret i Frederikshavn | Denmark, Frederikshavn | 1883-10-17 | -- | 1883–2018 | 6 | |
| Tavistock Little Theatre | Tavistock Little Theatre | England, London, Tavistock Square, Bloomsbury | 1933-05-05 | 1938-05-07 | 1933–1938 | 6 | |
| Teatrul Municipal Bacovia | Teatrul Municipal Bacovia | Romania, Bacău, Strada Iernii 7 | 1976-12-29 | 2015-05-10 | 1976–2016 | 6 | |
| Theatro Apollon | Theatro Apollon | Greece, Ermoupoli, Syros, Siros Ermoupoli 841 00 | 1901-04-22 | 2012-02-05 | 1901–2012 | 6 | |
| Teatro Español | Teatro Español | Spain, Madrid, Calle del Príncipe, 25 | 1892-03-29 | 2007-11-04 | 1892–2007 | 6 | |
| Trieste | Trieste | Italy, Trieste | 1895-05-15 | -- | 1895–1952 | 6 | |
| Theatre Royal | Theatre Royal | England, Bath, Sawclose | 1909-05-03 | 2021-05-22 | 1909–2021 | 6 | |
| Theater for the New City | Theater for the New City | United States, New York, 155 1st Ave | 1998-02-17 | 2022-10-08 | 1998–2022 | 6 | |
| Theater de Veste | Theater de Veste | Netherlands, Delft, Asvest 1 | 1997-01-24 | -- | 1997–2017 | 6 | |
| Teatr Rozmaitości | Teatr Rozmaitości | Poland, Warsaw, Marszałkowska 8 | 1899-04-24 | 1916-01-20 | 1899–1963 | 6 | |
| Theatro Apollon | Theatro Apollon | Greece, Athens | 1921-10-09 | 1928-03-14 | 1921–1928 | 6 | |
| Teatr im. Stefana Jaracza | Teatr im. Stefana Jaracza | Poland, Olsztyn, 1 Maja 4 | 1958-01-16 | -- | 1958–2014 | 6 | |
| Theatret i Fredrikshald | Theatret i Fredrikshald | Norway, Halden | 1878-10-24 | 1880-03-07 | 1878–1904 | 6 | |
| Tysværtunet kulturhus | Tysværtunet kulturhus | Norway, Aksdal, Aksdalsvegen 157 | 2006-09-15 | 2015-09-24 | 2006–2017 | 6 | |
| Teatre Shahr | Teatre Shahr | Iran, Tehran, Enghelab St | 2006-04-09 | 2011-01-12 | 2006–2011 | 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 | |
| Teatro Metastasio | Teatro Metastasio | Italy, Prato, Via Cairoli n.59 | 1977-01-05 | 2023-03-24 | 1977–2023 | 6 | |
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