| Torch Theatre | Torch Theatre | Wales, Milford Haven, Pembrokeshire, St Peter's Rd | 1991-03-26 | 1993-11-13 | 1991–2011 | 3 | |
| Technochoros Pantomima | Technochoros Pantomima | Greece, Athens | 2006-03-02 | 2007-01- | 2006 | 2 | |
| Teatr Dramatyczny im. Jerzego Szaniawskiego | Teatr Dramatyczny im. Jerzego Szaniawskiego | Poland, Płock, Nowy Rynek 11 | 2017-10-21 | -- | 2017 | 1 | |
| Teatri Oda | Teatri Oda | Kosovo, Prishtinë, Pallati i Rinisë dhe i Sporteve nr. 111 | 2013-09-23 | 2013-09-23 | 2013 | 1 | |
| Teatro El Sauzal | Teatro El Sauzal | Spain, Santa Cruz de Tenerife, Canarias, Calle Constitución, 3 | 2019-04-26 | -- | 2019 | 1 | |
| Theater Die Komödianten | Theater Die Komödianten | Germany, Kiel, Wilhelminenstraße 43 | 2008-03-05 | 2008-11-22 | 2008 | 1 | |
| The Gate Theatre Salon | The Gate Theatre Salon | England, London, 16A Villiers Street | 1926-01-31 | -- | 1926 | 1 | |
| Teatrʺ Korša | Teatrʺ Korša (Korsh Theatre) | Russia, Moscow | 1891-11-15 | -- | 1891–1892 | 2 | |
| Teatro 104 | Teatro 104 (Theater 104) | Greece, Athens | 2013-05-18 | 2013-10-20 | 2013 | 2 | |
| Teatr Dramatyczny im. Aleksandra Węgierki | Teatr Dramatyczny im. Aleksandra Węgierki | Poland, Białystok, Elektryczna 12 | 1961-12-09 | -- | 1961–1980 | 4 | |
| Teatern i Lund | Teatern i Lund | Sweden, Lund | 1876-03-24 | 1897-02-18 | 1876–1897 | 5 | |
| Theater im Werftpark | Theater im Werftpark | Germany, Kiel, Ostring 187A | 2003-10-05 | 2004-12-21 | 2003–2018 | 3 | |
| Teatr dramy Orel | Teatr dramy Orel | Russia, Orel, Orel | 1944-02- | -- | 1944 | 1 | |
| Teatro do Bairro Alto | Teatro do Bairro Alto | Portugal, Lisboa, Rua Tenente Raúl Cascais 1A | 2007-09-27 | 2007-11-04 | 2007 | 1 | |
| Teatre Municipal Girona | Teatre Municipal Girona | Spain, Girona, Plaça del Vi, 1 | 2006-12-05 | 2018-10-11 | 2006–2018 | 2 | |
| Teatro Greco | Teatro Greco | Italy, Rome, Via Ruggero Leoncavallo 10 | 2001-03-13 | 2001-04-08 | 2001 | 1 | |
| Teatr Polski | Teatr Polski | Poland, Poznań, 27 Grudnia 8/10 | 1882-11-09 | 1971-01-23 | 1882–2008 | 21 | |
| Toten Folkehøgskole | Toten Folkehøgskole | Norway, Lena | 1971-02-15 | -- | 1971 | 1 | |
| Teatr kukol | Teatr kukol (Puppet Theatre) | Russia, Kemerovo, Vesennyaya Ulitsa, 18 | 2002-12-05 | -- | 2002 | 1 | |
| Turteatern | Turteatern | Sweden, Johanneshov, Lågskärsvägen 13 | 2018-11-29 | 2018-12-31 | 2018 | 1 | |
| Teatr Ziemi Lubuskiej | Teatr Ziemi Lubuskiej | Poland, Zielona Góra | 1959-06-25 | -- | 1959 | 1 | |
| Teatr Miejski | Teatr Miejski | Lithuania, Vilnius | 1909-03-02 | -- | 1909 | 2 | |
| Teatrul Naţional Cluj | Teatrul Naţional Cluj | Romania, Cluj-Napoca, Piaţa Ştefan cel Mare 2-4 | 1922-06-03 | 1940-03-09 | 1922–2016 | 19 | |
| Teatrul de Vest | Teatrul de Vest | Romania, Reșița, Piața 1 Decembrie, no. 6 | 2016-02-21 | -- | 2016 | 1 | |
| Teatro Principal de Castellón | Teatro Principal de Castellón | Spain, Castellón de la Plana, Plaza de la Paz, s/n | 2005-10-15 | 2018-10-14 | 2005–2018 | 2 | |
| Teatro Municipal Pedro Munoz Seca | Teatro Municipal Pedro Munoz Seca | Spain, El Puerto de Santa María, Calle de la Nevería, 48 | 2010-02-26 | -- | 2010 | 1 | |
| Tsukiji honganji budisutohōru | Tsukiji honganji budisutohōru (Tsukiji Buddhist Hall) | Japan, Tokyo, 3 Chome−15−1 | 1993-02-05 | 1993-02-07 | 1993 | 1 | |
| Theatro Sigchrono Athinas | Theatro Sigchrono Athinas (Modern Theatre) | Greece, Athens, Evmolpidon 39 | 2004-12-25 | 2005-04-24 | 2004 | 1 | |
| Teatro Universidad Católica (Teatro Dante) | Teatro Universidad Católica (Teatro Dante) | Chile, Santiago, Jorge Washington 26 | 1980-10-10 | 1980-11-10 | 1980 | 1 | |
| Teatro degli Animosi | Teatro degli Animosi | Italy, Carrara MS, Piazza Cesare Battisti | 2000-01-15 | -- | 2000 | 1 | |
| 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 | |
| TF - 1 (Télévision Française 1) | TF - 1 (Télévision Française 1) | France | 1978-03-31 | -- | 1978 | 1 | |
| Theater der Stadt Diepholz | Theater der Stadt Diepholz | Germany, Diepholz, Schlesierstraße 13 | 2003-01-22 | -- | 2003 | 1 | |
| Teatro Alla Scala | Teatro Alla Scala | Italy, Milan, Via Filodrammatici, 2 | 1918-05-12 | -- | 1918 | 1 | |
| Trinity Theatre, Cowes, Isle of Wight | Trinity Theatre, Cowes, Isle of Wight | England, The Grv, Cowes PO31 7QR, United Kingdom | -- | -- | | | |
| théatro «Dimítris Chorn» | théatro «Dimítris Chorn» ("Dimitris Horn" theater) | Greece, Athens | 2013-10-24 | 2014-01-19 | 2013 | 1 | |
| Teatro Comunale Bolzano | Teatro Comunale Bolzano | Italy, Bolzano, Piazza Verdi 40, 39100 | 1994-10-25 | 2011-10-23 | 1994–2011 | 3 | |
| Teatro Novedades | Teatro Novedades | Spain, Barcelona, Carrer de Casp, 1 | 1903-07-25 | 1917-07-01 | 1903–1917 | 2 | |
| Tägerwilen | Tägerwilen | Switzerland | 2002-04-27 | -- | 2002 | 1 | |
| Théâtre de l'Oeuvre | Théâtre de l'Oeuvre | France, Paris, 55 Rue de Clichy | 1897-11-09 | 1904-03-12 | 1897–1964 | 20 | |
| Théâtre Couvert, Châteauvallon | Théâtre Couvert, Châteauvallon | France, Ollioules, Chemin de Chateauvallon | 2011-03-18 | 2019-03-16 | 2011–2019 | 4 | |
| Teatre de les Arts | Teatre de les Arts (Teatro de las Artes) | Spain, Barcelona, Carrer de Floridablanca, 135-139 | 1902-09-05 | -- | 1902–1903 | 3 | |
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