| Theater Putbus | Theater Putbus | Germany, Putbus, Markt 13 | 2015-03-13 | 2015-06-20 | 2015–2017 | 2 | |
| The Artistic Home Theatre | The Artistic Home Theatre | United States of America, Chicago, 1376 W Grand Ave | 2004-11-11 | 2005-02-13 | 2004 | 1 | |
| Teatro Comunale Candoni | Teatro Comunale Candoni | Italy, Tolmezzo, Via 25 Aprile, 33028 | 2012-03-13 | -- | 2012 | 1 | |
| The Strode Theatre | The Strode Theatre | England, Somerset, Church Rd, Street | 1985-01-17 | -- | 1985 | 1 | |
| Théâtre Libre | Théâtre Libre | France, Paris | 1890-05-30 | -- | 1890–1891 | 2 | |
| Teatr na Woli | Teatr na Woli | Poland, Warsaw, Marcina Kasprzaka 22 | 1983-05-10 | -- | 1983–1997 | 2 | |
| Teatro Quirino | Teatro Quirino | Italy, Rome, Via delle Vergini | 1917-12-14 | 2022-12-18 | 1917–2022 | 8 | |
| Teatrul Logos (Sala I.C.Brătianu) | Teatrul Logos (Sala I.C.Brătianu) | Romania, Bucharest, Biserica Amzei 5-7 | 2016-03-20 | -- | 2016 | 1 | |
| Theater in der Stadthalle | Theater in der Stadthalle | Germany, Neumünster, Kleinflecken 1 | 2001-03-08 | -- | 2001–2013 | 4 | |
| Teatro Taborda | Teatro Taborda | Portugal, 1100-022 Lisboa, Costa do Castelo 75 | 2020-09-10 | 2020-09-13 | 2020 | 1 | |
| Târgu Ocna | Târgu Ocna | Romania, Târgu Ocna | -- | -- | | | |
| Teatr Wielki | Teatr Wielki | Poland, Warsaw, Plac Teatralny 1 | 1882-03-10 | 1906-01-12 | 1882–1904 | 5 | |
| Tschitalischte Slavjanska | The Lounge of Tschitalischte Slavjanska besseda | Bulgaria, Sofia | 1994-11-08 | -- | 1994 | 1 | |
| Teatro Nacional de México | Teatro Nacional de México | Mexico, Mexico City, Vergara Street | 1896-02-20 | 1896-02-27 | 1896 | 1 | |
| Trøndelag Teater | Trøndelag Teater | Norway, Trondheim, Prinsens Gate 20 | 1938-09-01 | 2024-02-06 | 1938–2024 | 58 | |
| Teatro Fuencarral | Teatro Fuencarral | Spain, Madrid, Calle Fuencarral 133 | 1922-01-17 | -- | 1922 | 1 | |
| Teatro São Jorge | Teatro São Jorge | Brazil, Rio de Janeiro | 1961-03-04 | -- | 1961 | 1 | |
| Teatro Tirinnanzi | Teatro Tirinnanzi | Italy, Legnano, Piazza IV Novembre, 4/A, 20025 Legnano MI, Italy | 2023-05-29 | -- | 2023 | 1 | |
| Teramo | Teramo | Italy, Teramo | -- | -- | | | |
| Theatret i Fredrikshald | Theatret i Fredrikshald | Norway, Halden | 1878-10-24 | 1880-03-07 | 1878–1904 | 6 | |
| Teatro della Villa | Teatro della Villa | Italy, Rome | 1999-12-08 | 1999-12-19 | 1999 | 1 | |
| Teatar, Tetovo | National Theatre of Tetovo (Teatri I Tetovës/Народен Театар во Тетово) | Macedonia, Tetovo, Jane Sandanski 91 | 2022-10-15 | -- | 2022 | 1 | |
| Théâtre des Jacobins | Théâtre des Jacobins | France, Dinan, Rue de l'Horloge | 2012-03-22 | -- | 2012 | 1 | |
| Teatro dei Rinnovati | Teatro dei Rinnovati | Italy, Siena, Il Campo, 1, 53100 | 2017-02-03 | 2017-02-05 | 2017 | 1 | |
| Théâtre de la Madeleine | Théâtre de la Madeleine | France, Paris, 19 Rue de Surène | 2010-02-16 | 2010-05-30 | 2010 | 1 | |
| Tomcsa Sándor Színház | Tomcsa Sándor Színház | Romania, Odorheiu Secuiesc, Strada Tamási Áron 15. | 2011-04-21 | -- | 2011–2018 | 2 | |
| Theatro Circo | Theatro Circo | Portugal, Braga, Rua Gonçalo Sampaio | 2008-01-11 | 2023-05-04 | 2008–2023 | 3 | |
| To Dimotikó Perifereiakó Théatro Ioannínon (DI.PE.TH.I.) | To Dimotikó Perifereiakó Théatro Ioannínon (DI.PE.TH.I.) (The Municipal Regional Theater of Ioannina (DI.PE.TH.I.)) | Greece, Ioannina, Papazoglou 5 | 2011-10-21 | 2020-03- | 2011–2020 | 2 | |
| The Grand | The Grand | United States of America, Burlington | 1904-03-16 | 1904-03-16 | 1904 | 1 | |
| Talia Teatro | Talia Teatro | Spain, Vía de la Cierva, 2B, 15890 Santiago de Compostela, A Coruña, España | 2023-03-03 | 2023-05-13 | 2023 | 1 | |
| Twentieth Century Club | Twentieth Century Club | United States of America, San Francisco | 1909-11-30 | 1909-11-30 | 1909 | 1 | |
| Teatro Francisco Nunes | Teatro Francisco Nunes in Belo Horizonte (Minas Gerais) | Brazil, Belo Horizonte | 1983-06- | -- | 1983 | 1 | |
| Tottenville High School | Tottenville High School | United States of America, Staten Island, 721 Broadway | 2006-10-05 | -- | 2006 | 1 | |
| Teatro-Estúdio Mário Viegas | Teatro-Estúdio Mário Viegas | Portugal, Lisbon, Largo do Picadeiro | 1998-09-10 | 2005-03-31 | 1998–2004 | 2 | |
| Teatro Lope de Vega | Teatro Lope de Vega | Spain, Valladolid, Calle María de Molina, 12, | 1946-05-08 | -- | 1946 | 1 | |
| Teatro Taib | Teatro Taib | Brazil, São Paulo | 1988-03- | -- | 1988 | 1 | |
| Teatro Alessandro Bonci | Teatro Alessandro Bonci | Italy, Cesena, Piazza Mario Giudazzi, 9, 47521 | 1956-04-13 | 2014-02-16 | 1956–2014 | 4 | |
| Teatro Comunale Ferdinando Bibiena | Teatro Comunale Ferdinando Bibiena | Italy, Sant'Agata Bolognese BO, Via II Agosto 1980, 114, | 2008-01-28 | -- | 2008 | 1 | |
| Theatro Kefalos | Theatro Kefalos (Kefalos Theatre) | Greece, Kefalonia | 1909-03-26 | -- | 1909 | 1 | |
| Trondhjems Katedralskole | Trondhjems Katedralskole | Norway, Trondheim | 1973-10-17 | -- | 1973 | 1 | |
| T. Schreiber Studio | T. Schreiber Studio | United States of America, New York, 151 West 26th Street, 7th Floor (btwn. 6th & 7th Aves.) | 1997-09-17 | 1997-10-12 | 1997 | 1 | |
| Theater am Steg | Theater am Steg | Austria, Baden, Johannesgasse 14 | 2006-06-08 | -- | 2006 | 1 | |
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