| Théâtre de la Ville | Théâtre de la Ville | France, Paris, 2 Place du Châtelet | 1981-02-17 | 1994-06-21 | 1981–2014 | 4 | |
| Teatrul Dramatic I.D.Sîrbu Petrosani | Teatrul Dramatic I.D.Sîrbu Petrosani | Romania, Petroşani, Mihai Viteazu street, nr. 2 | 1964-02-22 | 2017-01-28 | 1964–2016 | 4 | |
| Théâtre de l´Ancre | Théâtre de l´Ancre | Belgium, Charleroi, Rue de Montigny 122 | 1986-10-14 | 1996-05-25 | 1986–1996 | 4 | |
| Teatr Polski | Teatr Polski | Poland, Bielsko-Biala, 1 Maja 1 | 1958-10-04 | -- | 1958–1990 | 4 | |
| Tarnów | Tarnów | Poland, Tarnów | 1904-02-08 | -- | 1904–1918 | 4 | |
| Teatre Principal | Teatre Principal | Spain, Barcelona, La Rambla, 27-29 | 1892-11-16 | -- | 1892–1906 | 4 | |
| Théâtre National de Nice | Théâtre National de Nice | France, Nice, Promenade des arts | 1990-01-10 | 2018-01-13 | 1990–2018 | 4 | |
| The Reif Center | The Reif Center | United States of America, Grand Rapids, 720 NW Conifer Dr | 2005-04-13 | 2005-04-13 | 2005–2013 | 4 | |
| Theatro Alampra | Theatro Alampra | Egypt, Alexandria | 1910-10-12 | 1939-12-12 | 1910–1945 | 4 | |
| Teatro Cuyás | Teatro Cuyás | Spain, Las Palmas de Gran Canaria, Calle Viera y Clavijo, s/n | 2005-10-04 | 2011-01-30 | 2005–2011 | 4 | |
| Theatro Altera Pars | Theatro Altera Pars ("Altera Pars" Theater) | Greece, Athens, Meg. Alexandrou 123 | 2006-11-16 | 2023-04-02 | 2006–2023 | 4 | |
| Tynset | Tynset | Norway, Tynset | 1991-10-15 | -- | 1991–2005 | 4 | |
| Târgu Mureș | Târgu Mureș | Romania, Târgu Mureș | 1900-07-10 | -- | 1900–1938 | 4 | |
| Theatret i Moss | Theatret i Moss | Norway, Moss | 1871-09-28 | -- | 1871–1907 | 4 | |
| Théâtre 13 | Théâtre 13 | France, Paris, 30 rue du Chevarelet | 1993-03-02 | 2023-06-17 | 1993–2023 | 4 | |
| Theatro Neapoleos | Theatro Neapoleos (Theater of Neapolis) | Greece, Athens | 1899-07-20 | 1904-07-26 | 1899–1904 | 4 | |
| Thionville | NEST - CDN transfrontalier de Thionville-Grand Est | France, Thionville, 15 Route de Manom | 1991-11-15 | 2018-06-08 | 1991–2018 | 4 | |
| Theater der Stadt Plauen | Theater der Stadt Plauen | Germany, Plauen, Theaterplatz | 1962-04-21 | -- | 1962–1981 | 4 | |
| Teatro Cressoni | Teatro Cressoni | Italy, Como, Via Armando Diaz | 1892-11-19 | 1892-11-28 | 1892–1906 | 4 | |
| Theatre de la Tempete | Théâtre de la Tempête | France, Paris, route du Champ de manoeuvre | 1972-05-31 | 2024-03-31 | 1972–2024 | 4 | |
| Teater Mungo Park | Teater Mungo Park | Denmark, Allerod, Fritz Hansens Vej 23 | 2002-01-10 | 2015-10-17 | 2002–2015 | 4 | |
| Trafó Kortárs Művészetek Háza | Trafó Kortárs Művészetek Háza | Hungary, Budapest, Liliom u. 41 | 2005-02-18 | 2015-05-25 | 2005–2015 | 4 | |
| Teatro Guaíra | Teatro Guaíra | Brazil, Curitiba, R. XV de Novembro, 971 | 1966-11-01 | -- | 1966–1989 | 4 | |
| Teatro Duse | Teatro Duse | Italy, Genova | 1960-10-28 | 2001-03-25 | 1960–2001 | 4 | |
| Theatro Pantheon | Theatro Pantheon | Greece, Thessaloniki | 1924-09-18 | 1924-10-05 | 1924–1925 | 4 | |
| Theater De Brakke Grond | Theater De Brakke Grond | Netherlands, Amsterdam, Nes 45 | 1973-04-13 | 2014-04-12 | 1973–2014 | 4 | |
| Theatro Sporting Club | Theatro Sporting Club | Turkey, Izmir | 1909-03-03 | -- | 1909–1920 | 4 | |
| Tingvoll Gymnas | Tingvoll Gymnas | Norway, Tingvold | 1969-09-16 | -- | 1969–1990 | 4 | |
| Théâtre La Piscine | Théâtre La Piscine | France, Châtenay-Malabry, 254 Avenue de la Division Leclerc | 2002-10-16 | 2019-10-20 | 2002–2019 | 4 | |
| The Duquesne | The Duquesne | United States of America, Pittsburgh | 1895-10- | 1908-02-10 | 1895–1908 | 4 | |
| Teatro Nuovo Giovanni | Teatro Nuovo Giovanni da Udine | Italy, Udine UD, Via Trento, 4 | 1998-05-21 | 2022-03-03 | 1998–2022 | 4 | |
| Teatro Granvía | Teatro Granvía (Teatre Granvía) | Spain, Barcelona, c/ Gran Vía de las Corts Catalanes 668 | 1893-11-25 | 1902-06-30 | 1893–1902 | 4 | |
| Theatro Technis | Theatro Technis | England, London, 26 Crowndale Rd | 2004-10-19 | 2018-12-19 | 2004–2017 | 4 | |
| Théâtre du Nord | Théâtre du Nord | France, Lille, 23/25 rue de Bergues | 2005-04-01 | 2022-01-06 | 2005–2021 | 4 | |
| The Shakespeare Theatre | The Shakespeare Theatre | United States of America, Washington D.C., 450 7th St NW | 1998-01-20 | 2006-10-22 | 1998–2006 | 4 | |
| Théâtre Couvert, Châteauvallon | Théâtre Couvert, Châteauvallon | France, Ollioules, Chemin de Chateauvallon | 2011-03-18 | 2019-03-16 | 2011–2019 | 4 | |
| Teaterloftet | Teaterloftet | Norway, Trondheim | 1983-01-07 | -- | 1983–1992 | 4 | |
| The Questors Studio | The Questors Studio | England, London, 12 Mattock Ln | 1975-05- | 2017-12-05 | 1975–2015 | 4 | |
| Trivselshagen | Trivselshagen | Norway, Sandane | 2015-10-04 | 2020-09-18 | 2015–2022 | 4 | |
| Teatr Dramatyczny | Teatr Dramatyczny | Poland, Warsaw, Plac Defilad 1 | 1973-06-03 | 2007-05-18 | 1973–2007 | 4 | |
| Theater Wolfsburg | Theater Wolfsburg | Germany, Wolfsburg, Klieverhagen 50 | 1980-02-09 | 1999-01-08 | 1980–2017 | 4 | |
| Theatre Royal | Theatre Royal | England, Exeter | 1910-11-28 | 1910-12-02 | 1910 | 4 | |
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