| Theatre Royal Nottingham | Theatre Royal Nottingham | England, Nottingham | 2010-03-22 | 2010-03-27 | 2010 | 1 | |
| Theatre Royal | Theatre Royal | England, Nottingham, Theatre Square | 1897-09-13 | 2018-02-10 | 1897–2018 | 2 | |
| The Minack Theatre | The Minack Theatre | England, Penzance, Cornwall, Porthcurno | 1965-08-09 | 2007-08-03 | 1965–2007 | 2 | |
| Theatre Royal | Theatre Royal Plymouth | England, Plymouth, Royal Parade | 1993-05-11 | 2017-10-07 | 1993–2017 | 3 | |
| Theatre Royal | Theatre Royal | England, Portsmouth | 1897-10-29 | -- | 1897 | 1 | |
| The Playhouse | The Playhouse | England, Sheffield, South Yorkshire, Townshead Street | 1960-02-29 | -- | 1960 | 1 | |
| Theatre Severn | Theatre Severn | England, Shrewsbury, Frankwell Quay | 2014-02-12 | 2014-02-13 | 2014 | 1 | |
| The Strode Theatre | The Strode Theatre | England, Somerset, Church Rd, Street | 1985-01-17 | -- | 1985 | 1 | |
| The Shakespeare Festival | The Shakespeare Festival | England, Stratford-upon-Avon | 1982-07-09 | 1982-07-30 | 1982 | 1 | |
| Taunton Brewhouse | Taunton Brewhouse | England, Taunton, Coal Orchard | 2003-07- | 2014-11-11 | 2003–2014 | 2 | |
| Trinity Theatre, The | The Trinity Theatre | England, Tunbridge Wells, Church Road | 1985-01-19 | 2023-10-15 | 1985–2023 | 8 | |
| Theatre Royal | Theatre Royal | England, Wakefield, 12 Drury Lane | 1993-10-07 | 1993-10-09 | 1993–1999 | 2 | |
| Trafalgar Square Theatre | Trafalgar Square Theatre | England, Westminster, London, St Martin's Lane | 1893-02-20 | -- | 1893 | 1 | |
| Theatre Royal | Theatre Royal | England, Winchester, Hampshire, 21 -23 Jewry Street | 1994-03-01 | 2011-03-19 | 1994–2011 | 3 | |
| The Arena Studio Theatre | The Arena Studio Theatre | England, Wolverhampton, Wulfruna Street | 1985-01-10 | -- | 1985–2011 | 2 | |
| Theatre@41 | Theatre@41 | England, York, 41 Monkgate, | 2012-04-24 | 2012-04-28 | 2012 | 1 | |
| Tallin | Tallin | Estonia | -- | -- | | | |
| Tērbatā | Tērbatā | Estonia, Tartu | 1918-09-10 | -- | 1918 | 1 | |
| Teater Vanemuine | Teater Vanemuine | Estonia, Tartu, Vanemuise 6 | 1996-09-22 | 2004-04-23 | 1996–2006 | 3 | |
| Teater Geist | Teater Geist | Finland, Degerby | 2015-03-19 | -- | 2015 | 1 | |
| Teater i Rådhussalongen | Teater i Rådhussalongen | Finland, Gamlakarleby (Kokkola) | 1886-02-19 | -- | 1886 | 1 | |
| Teatteri Jurkka | Teatteri Jurkka | Finland, Helsinki, 7, Vironkatu | 1995-09-28 | -- | 1995 | 1 | |
| Teatteri Takomo | Teatteri Takomo | Finland, Helsinki, Fredrikinkatu 18 | 1997-10-01 | 2001-12-14 | 1997–2001 | 2 | |
| Teaterhögskolan Teatterikorkeakoulu | Teaterhögskolan - Teatterikorkeakoulu (Theatre Academy) | Finland, Helsinki, Haapaniemenkatu 6 | 2001-03-21 | 2001-03-27 | 2001 | 1 | |
| Teatteri Imatra | Teatteri Imatra | Finland, Imatra, Kallenkuja 3 | 1972-- | 1973-- | 1972 | 1 | |
| Tammerfors | Tammerfors | Finland, Tammerfors | 1893-04-13 | 1994-- | 1893–1993 | 3 | |
| Tampere | Tampere | Finland, Tampere | 1993-- | 2009-08-04 | 1993–2009 | 2 | |
| Tampereen Teatteri | Tampereen Teatteri | Finland, Tampere, 2, Keskustori | 1904-10-14 | 2003-05-16 | 1904–2002 | 16 | |
| Tampereen Työväen Teatteri | Tampereen Työväen Teatteri | Finland, Tampere, Hämeenpuisto 28 | 1925-- | 2012-05-10 | 1925–2012 | 3 | |
| Teatteri Telakka | Teatteri Telakka | Finland, Tampere, Tullikamarin aukio 3 | 2004-04-25 | -- | 2004 | 1 | |
| Tavastehus | Tavastehus | Finland, Tavastehus | 1897-04-25 | -- | 1897 | 1 | |
| Turku | Turku | Finland, Turku | -- | -- | | | |
| Turun Suomalainen Teatteri | Turun Suomalainen Teatteri | Finland, Turku | 1880-04-28 | -- | 1880–1928 | 2 | |
| Turku (Åbo) | Turku (Åbo) | Finland, Turku (Åbo) | 1878-10-16 | 1999-11-18 | 1878–1999 | 5 | |
| Tanssiteatteri ERI | Tanssiteatteri ERI | Finland, Turku, Yliopistonkatu 7 | 1946-- | 1947-- | 1946 | 1 | |
| Turun Kaupunginteatteri | Turun Kaupunginteatteri | Finland, Turku, Östra Strandgatan 14 | 1931-- | 2008-04-12 | 1931–2007 | 7 | |
| Teatteri Ulpu | Teatteri Ulpu | Finland, Ulvila, Rauhantie 6 | 2005-04-09 | 2005-04-25 | 2005 | 1 | |
| Teater i Ernsts Hotell | Teater i Ernsts Hotell | Finland, Vaasa | 1886-03-12 | 1886-03-14 | 1886 | 1 | |
| Télévision française | Télévision française | France | 1967-10-24 | -- | 1967 | 1 | |
| TF - 1 (Télévision Française 1) | TF - 1 (Télévision Française 1) | France | 1978-03-31 | -- | 1978 | 1 | |
| Théâtre La Condition Des Soies | Théâtre La Condition Des Soies | France, 13 Rue de la Croix | 2023-07-07 | 2023-07-29 | 2023 | 1 | |
| Théâtre du Merlan | Théâtre du Merlan | France, 13014 Marseille, Av. Raimu | -- | -- | | | |
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