| Lisbon | Lisbon | Portugal, Lisbon | 1947-04-05 | 2002-03-23 | 1947–2006 | 4 | |
| La Salita | La Salita | Chile, Santiago | 1990-12-08 | -- | 1990 | 1 | |
| La Mama Theatre | La Mama Theatre | Australia, Carlton, 205 Faraday St | 2001-04-23 | 2013-09-29 | 2001–2013 | 2 | |
| Lounge Theatre , The | The Lounge Theatre | United States, Los Angeles, 6201 Santa Monica Blvd | 2013-02-10 | 2018-10-07 | 2013–2018 | 2 | |
| Latviešu teātris | Latviešu teātris | Latvia, ?, ? | 1918-03-13 | -- | 1918 | 1 | |
| Landestheater Gotha-Sonderhausen | Landestheater Gotha-Sonderhausen | Germany, Gotha-Sonderhausen | 1940-10-01 | -- | 1940 | 1 | |
| Leipziger Stadttheater, Neues Theater | Leipziger Stadttheater, Neues Theater | Germany, Leipzig, Augustusplatz | 1889-10-10 | 1922-08-13 | 1889–1922 | 42 | |
| Longacre Theatre | Longacre Theatre | United States, New York, 220 W 48th St | 1925-12-06 | -- | 1925–1942 | 3 | |
| Länsmuseet Murberget | Länsmuseet Murberget | Sweden, Harnosand, Murbergsvägen 31 | 1999-10-08 | -- | 1999 | 1 | |
| Ljubljana | Ljubljana | Slovenia, Ljubljana | -- | -- | | | |
| LaBelle Theatre | LaBelle Theatre | United States, Pittsburg | 1910-11-10 | 1910-11-10 | 1910 | 1 | |
| Leipziger Stadttheater, Altes Theater | Leipziger Stadttheater, Altes Theater | Germany, Leipzig, Richard Wagnerplatz | 1889-10-23 | 1928-05-03 | 1889–1939 | 47 | |
| Lydia Mendelssohn Theatre | Lydia Mendelssohn Theatre | United States, Ann Arbor, University of Michigan | 1935-05-30 | 1962-10-28 | 1935–1965 | 3 | |
| Liepājas Tautas Teātris | Liepājas Tautas Teātris | Latvia, Liepaja, Rožu laukums 5/6 | 1908-04-15 | -- | 1908–1974 | 3 | |
| Linköpings Stadsteater | Linköpings Stadsteater | Sweden, Linköping | 1979-08-23 | -- | 1979 | 1 | |
| Lista ungdomsskole | Lista ungdomsskole | Norway, Vanse, Farsund | 2006-11-14 | -- | 2006 | 1 | |
| Lillehammer | Lillehammer | Norway, Lillehammer | 1902-06-19 | 2021-02-18 | 1902–2021 | 12 | |
| Landskrona | Landskrona | Sweden, Landskrona | 1936-10-19 | -- | 1936 | 1 | |
| Law Center for the Arts, West Virginia Wesleyan | Law Center for the Arts, West Virginia Wesleyan | United States, Buckhannon, 59 College Avenue | 2009-11-11 | -- | 2009 | 1 | |
| Linderud skole | Linderud skole | Norway, Oslo, Statsråd Mathiesens vei 27 | 2005-10-28 | -- | 2005–2006 | 2 | |
| La Crosse | La Crosse | United States, La Crosse | 1903-11-10 | 1903-11-10 | 1903 | 1 | |
| Lyric Stage, The | The Lyric Stage | United States, Boston, 140 Clarendon Street | 1976-11-18 | 1992-02-09 | 1976–1992 | 3 | |
| Litlabø | Litlabø | Norway, Stord | 1958-03-03 | -- | 1958 | 1 | |
| Lier kommunale lokale | Lier kommunale lokale | Norway, Lier, Vestsideveien 2 | 1928-01-22 | -- | 1928 | 1 | |
| Laidlaw Performing Arts Center | Laidlaw Performing Arts Center | United States, Mobile, 5751 University Ave | 2006-02-10 | 2006-02-18 | 2006 | 1 | |
| Lower Denton Theatre | Lower Denton Theatre | Canada, Wolfville, 15 University Ave | 2018-03-22 | 2018-03-31 | 2018 | 1 | |
| Laufenburg | Laufenburg | Switzerland, Laufenburg | 1991-09-06 | -- | 1991 | 1 | |
| Lyriko Theatro | Lyriko Theatro | Greece, Patra | 1933-06-21 | -- | 1933–1949 | 3 | |
| Lavikdal | Lavikdal | Norway, Lavik | 1971-03-02 | -- | 1971 | 1 | |
| LE CARREAU - Scène Nationale de Forbach et de l’Est mosellan | LE CARREAU - Scène Nationale de Forbach et de l’Est mosellan | France, Forbach, Avenue Saint-Rémy | 2008-12-04 | -- | 2008 | 1 | |
| lieu unique - scène nationale de Nantes, Le | Le lieu unique - scène nationale de Nantes | France, Nantes, 2 Quai Ferdinand Favre | 2013-05-15 | 2013-05-17 | 2013 | 1 | |
| L`Estive Scène nationale de Foix et de l`Ariège | L`Estive Scène nationale de Foix et de l`Ariège | France, Foix, 20 Avenue du Général de Gaulle | 2005-04-22 | 2005-04-23 | 2005 | 1 | |
| Little Theatre, The | The Little Theatre | United States, New Haven, Lincoln Street | 1931-11-12 | 1975-03-02 | 1931–1975 | 2 | |
| Lieksa | Lieksa | Finland, Lieksa | -- | -- | | | |
| Longacre Theatre (Little Studio) | Longacre Theatre (Little Studio) | United States, New York, 220 W 48th St | 1911-01-08 | 1915-04-22 | 1911–1919 | 3 | |
| Leningradskoe televidenie | Leningradskoe televidenie (Leningrad Television) | Russia, Sankt Petersburg | 1968-- | -- | 1968 | 1 | |
| Luzerner Theater | Luzerner Theater | Switzerland, Lucerne, Theaterstrasse 2 | 2017-01-18 | 2017-02-12 | 2017 | 1 | |
| LOFFT | LOFFT | Germany, Leipzig, Lindenauer Markt 21 | 2012-03-22 | -- | 2012 | 1 | |
| Lom Samfunnshus | Lom Samfunnshus | Norway, Lom | 1973-10-01 | -- | 1973–1978 | 2 | |
| Landbruksskolen | Landbruksskolen | Norway, Melsomvik | 1963-01-18 | -- | 1963 | 1 | |
| Little Theatre by the Park, the | The Little Theatre by the Park | England, Chesham, Church Street | 2006-11-29 | 2006-12-02 | 2006 | 1 | |
| L'Ange, Théâtre De | Théâtre De L'Ange | France, Avignon, 15 Rue des Teinturiers | 2018-07-15 | 2018-07-28 | 2018 | 1 | |
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