| Leicester Haymarket Theatre | Leicester Haymarket Theatre | England, Leicester, Belgrave Gate | 1975-10-22 | 2000-10-07 | 1975–2000 | 3 | |
| Lemvig Theater | Lemvig Theater | Denmark, Lemvig | 1880-05-22 | -- | 1880–2018 | 5 | |
| Logen Teater | Logen Teater | Norway, Bergen, Øvre Ole Bulls plass 6 | 2002-09-02 | 2012-09-01 | 2002–2012 | 4 | |
| la Mar, de | de la Mar | Netherlands, Amsterdam, Marnixstraat 402 | 1998-11-12 | 1998-11-14 | 1998 | 1 | |
| Landestheater Coburg | Landestheater Coburg | Germany, Coburg, Schloßpl. 6 | 1924-04-20 | 2009-05-21 | 1924–2015 | 8 | |
| Long Island Stage | Long Island Stage | United States, Long Island | 1990-02-27 | 1990-03-18 | 1990 | 1 | |
| Linköping | Linköping | Sweden, Linköping | 1880-01-07 | 1880-01-19 | 1880–1936 | 3 | |
| 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 | |
| Lafayette | Lafayette | United States, Lafayette | 1903-10-16 | 1903-10-16 | 1903 | 1 | |
| La MaMa Experimental Theatre | La MaMa Experimental Theatre Club | United States, New York, 74 E 4th St | 1992-02-13 | 2002-02-03 | 1992–2002 | 2 | |
| Litlabø | Litlabø | Norway, Stord | 1958-03-03 | -- | 1958 | 1 | |
| Lloyds storsal | Lloyds storsal | Hungary, Győr | 1928-03-31 | -- | 1928 | 1 | |
| LaBelle Theatre | LaBelle Theatre | United States, Pittsburg | 1910-11-10 | 1910-11-10 | 1910 | 1 | |
| Lyceum Theatre | Lyceum Theatre | United States, New York, Fourth Avenue | 1891-03-06 | 1967-06-17 | 1891–1967 | 10 | |
| Le Volcan - Scène nationale du Havre | Le Volcan - Scène nationale du Havre | France, Le Havre, Espace Oscar Niemeyer | 2002-04-16 | 2013-04-03 | 2002–2013 | 4 | |
| Leggett Theatre, Peace College Theatre | Leggett Theatre, Peace College Theatre | United States, Raleigh, 15 East Peace Street | 2002-11-06 | 2007-09-25 | 2002–2007 | 2 | |
| Luton Library Theatre | Luton Library Theatre | England, Luton, Bridge St | 1985-01-30 | 1993-10-02 | 1985–1993 | 2 | |
| Lardal ungdomsskole | Lardal ungdomsskole | Norway, Svarstad, Lågaveien 26 | 2007-05-31 | -- | 2007 | 1 | |
| Lørenskog | Lørenskog | Norway, Lørenskog | 1990-10-22 | -- | 1990 | 1 | |
| Lids Bygdegård | Lids Bygdegård | Sweden, Nyköping, Lids kyrkby 611 | 2019-09-20 | 2019-09-20 | 2019 | 1 | |
| Lysvenskij dramteatr | Lysvenskij dramteatr | Russia, Lysva | 1941-- | -- | 1941 | 1 | |
| Laxmi Narayan Temple Complex | Laxmi Narayan Temple Complex | India, Mumbai, Marve Road | 2017-04-02 | 2017-04-02 | 2017 | 1 | |
| LOFFT | LOFFT | Germany, Leipzig, Lindenauer Markt 21 | 2012-03-22 | -- | 2012 | 1 | |
| Laidlaw Performing Arts Center | Laidlaw Performing Arts Center | United States, Mobile, 5751 University Ave | 2006-02-10 | 2006-02-18 | 2006 | 1 | |
| Lugo, Teatro | Teatro Lugo | Italy, Lugo, Piazza Cavour, 17 | 2017-01-13 | 2017-01-15 | 2017 | 1 | |
| Lenzburg | Lenzburg | Switzerland, Lenzburg | 1991-09-12 | -- | 1991 | 1 | |
| Lyriko Theatro | Lyriko Theatro | Greece, Patra | 1933-06-21 | -- | 1933–1949 | 3 | |
| Lødingen | Lødingen (Loedingen) | Norway, Lødingen | 1971-03-08 | -- | 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 | |
| Lobe-Theater | Lobe-Theater | Poland, Wrocław (Breslau) | 1897-03-06 | 1923-12-09 | 1897–1923 | 16 | |
| 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 | |
| Lowry Centre | Lowry Centre | England, Salford Quays, Pier 8 | 2000-10-24 | 2019-10-19 | 2000–2019 | 6 | |
| La Jolla Playhouse | La Jolla Playhouse | United States, San Diego | 1987-06-30 | 1987-08-01 | 1987 | 1 | |
| Lyric Theatre | Lyric Theatre | United States, New York, 213 West 42nd Street | 1904-04-15 | 1908-05-13 | 1904–1911 | 5 | |
| Lore Bronner-Bühne | Lore Bronner-Bühne | Germany, Munich | 1955-11-04 | -- | 1955 | 1 | |
| Larrañaga | Larrañaga | Uruguay, Salto | 1973-08-04 | -- | 1973 | 1 | |
| 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 | |
| Lucernaire Theater | Lucernaire Theater | France, Paris, 53 Rue Notre Dame des Champs | 2016-12-07 | 2017-01-21 | 2016 | 1 | |
| Lyceum Theatre | Lyceum Theatre | England, Crewe, Cheshire, Heath Street | 1996-02-14 | 1999-10-09 | 1996–1999 | 2 | |
| La Coupole (Sénart) | La Coupole (Sénart) | France, Combs-la-Ville, 107 Rue Jean François Millet | 1999-03-12 | 1999-03-13 | 1999 | 1 | |
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