| Tierp | Tierp | Sweden, Tierp | 1989-10-14 | 1989-10-14 | 1989–1993 | 2 | |
| Timrå | Timrå | Sweden, Timrå | 1989-10-04 | 1989-10-04 | 1989 | 1 | |
| Tingsryd | Tingsryd | Sweden, Tingsryd | 1993-10-31 | -- | 1993 | 1 | |
| Torsby | Torsby | Sweden, Torsby | 1993-10-03 | -- | 1993 | 1 | |
| Trollhätan | Trollhätan | Sweden, Trollhätan | 1989-11-02 | 1989-11-02 | 1989 | 1 | |
| Trollhättan | Trollhättan | Sweden, Trollhättan | 1991-04-04 | 1991-04-04 | 1991 | 1 | |
| Tomtaklintskolans Aula | Tomtaklintskolans Aula | Sweden, Trosa, Tomtaklintgatan 4 | 2019-09-10 | 2019-09-10 | 2019 | 1 | |
| Trossnäs lägerplats | Trossnäs lägerplats | Sweden, Trossnäs | 1911-06-30 | -- | 1911 | 1 | |
| Tystberga bygdegård | Tystberga bygdegård | Sweden, Tystberga, Tyrsvägen | 2019-10-12 | 2019-10-12 | 2019 | 1 | |
| Täby | Täby | Sweden, Täby | 1991-04-20 | 1991-04-20 | 1991 | 1 | |
| Teater Halland | Teater Halland | Sweden, Varberg, Birger Svenssons väg 28e, Box 58 | 2006-10-27 | 2014-10-31 | 2006–2014 | 2 | |
| Tennisstadion | Tennisstadion | Sweden, Ystad, Spaljégatan 14 | 2006-10-26 | -- | 2006 | 1 | |
| Teatern i Östersund | Teatern i Östersund | Sweden, Östersund | 1899-02-03 | 1899-02-10 | 1899 | 1 | |
| Theatergesellschaft Malters | Theatergesellschaft Malters | Switzerland | 2016-04-08 | 2016-04-30 | 2016 | 1 | |
| Tägerwilen | Tägerwilen | Switzerland | 2002-04-27 | -- | 2002 | 1 | |
| Théâtre Pitoëff | Théâtre Pitoëff | Switzerland, 1205 Genève, Rue de Carouge 52 | 1920-02-05 | -- | 1920 | 1 | |
| Théâtre du Moulin Neuf | Théâtre du Moulin Neuf | Switzerland, Aigle, Avenue du Chamossaire 12 | 2002-02- | -- | 2002 | 1 | |
| Theaterfestival Basel | Theaterfestival Basel | Switzerland, Basel | 2000-08-29 | 2000-08-31 | 2000 | 1 | |
| Theater Basel | Theater Basel | Switzerland, Basel, Elisabethenstrasse 16 | 1991-12-12 | 2017-06-22 | 1991–2017 | 13 | |
| Teatro Sociale di Bellinzona | Teatro Sociale di Bellinzona | Switzerland, Bellinzona, Piazza Governo 11 | 1899-02-02 | -- | 1899 | 1 | |
| Theater an der Effingerstrasse, Das | Das Theater an der Effingerstrasse | Switzerland, Bern, Effingerstrasse 14 | 2005-11-01 | 2015-05-29 | 2005–2015 | 3 | |
| Théâtre de Carouge - Atelier de Genève Salle F. Simon | Théâtre de Carouge - Atelier de Genève Salle F. Simon | Switzerland, Carouge, Rue Ancienne 39 | 2013-10-18 | 2023-05-14 | 2013–2023 | 3 | |
| Theater Chur | Theater Chur | Switzerland, Chur, Theaterweg, 7000 | 2011-04-05 | -- | 2011 | 1 | |
| Théâtre de Genève | Théâtre de Genève | Switzerland, Genève | 1906-09-21 | -- | 1906 | 1 | |
| Théâtre de l'Orangerie | Théâtre de l'Orangerie | Switzerland, Genève, Quai Gustave-Ador 66B | 2021-07-08 | 2021-07-25 | 2021 | 1 | |
| Turnhalle | Turnhalle | Switzerland, Klingnau | 1991-08-21 | -- | 1991 | 1 | |
| Théâtre Municipal Lausanne | Théâtre Municipal Lausanne | Switzerland, Lausanne | 1933-03-08 | -- | 1933 | 1 | |
| Théâtre Bel-Air Lausanne | Théâtre Bel-Air Lausanne | Switzerland, Lausanne | 1931-03-31 | -- | 1931 | 1 | |
| Théâtre Vidy-Lausanne (Salle Charles Apothéloz) | Théâtre Vidy-Lausanne (Salle Charles Apothéloz) | Switzerland, Lausanne, Avenue Emile-Henri-Jaques-Dalcroze 5 | 1993-01-21 | 2013-03-29 | 1993–2013 | 3 | |
| Teatro di Locarno | Teatro di Locarno | Switzerland, Locarno, Via della Pace 5 | 2006-04-04 | 2006-04-06 | 2006 | 1 | |
| Teatro Rossini | Teatro Rossini | Switzerland, Lugano | 1893-01-24 | -- | 1893 | 1 | |
| Théâtre Forum Meyrin | Théâtre Forum Meyrin | Switzerland, Meyrin, Place des Cinq-Continents 1 | 2012-12-05 | 2012-12-06 | 2012 | 1 | |
| Théâtre Kléber-Méleau | Théâtre Kléber-Méleau | Switzerland, Renens, Chemin de l'Usine à gaz 9 | 2004-09-28 | 2015-02-15 | 2004–2015 | 5 | |
| Theater an der Mürg | Theater an der Mürg | Switzerland, Stans, Mürgstrasse 6 | 2009-01-31 | 2009-04-04 | 2009 | 1 | |
| Theater Marie | Theater Marie | Switzerland, Suhr, Obere Dorfstrasse 5 | 2010-04-07 | 2010-04-18 | 2010 | 1 | |
| Theater Alte Oele | Theater Alte Oele | Switzerland, Thun, Freienhofgasse 10 | 2009-12-11 | -- | 2009 | 1 | |
| Théâtre Nuithonie | Théâtre Nuithonie | Switzerland, Villars-sur-Glâne, Rue du Ctre 7 | 2009-03-05 | 2009-03-06 | 2009 | 1 | |
| Theagovia Theater | Theagovia Theater | Switzerland, Weinfelden | -- | -- | | | |
| Theater am Stadtgarten | Theater am Stadtgarten | Switzerland, Winterthur | 1980-03-06 | 1984-11-22 | 1980–2001 | 7 | |
| Theater Mausefalle Solothurn | Theater Mausefalle Solothurn | Switzerland, Zuchwil, Allmendweg 8 | 2007-05-18 | 2007-05-30 | 2007 | 1 | |
| Theater Casino Zug | Theater Casino Zug | Switzerland, Zug, Artherstrasse 2-4 | 2005-11-16 | -- | 2005–2019 | 2 | |
| Theater Rigiblick | Theater Rigiblick | Switzerland, Zürich, Germaniastrasse 99 | 2019-04-09 | 2019-03-19 | 2019 | 1 | |
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