| Linsly-Chittenden Hall at Yale University | Linsly-Chittenden Hall at Yale University | United States, New Haven, 55 Whitney Avenue, Suite 400 | 2012-11-12 | -- | 2012 | 1 | |
| 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 | |
| Landestheater Schleswig | Landestheater Schleswig | Germany, Schleswig | 1954-02-28 | -- | 1954 | 1 | |
| Lessingtheater | Lessingtheater | Germany, Berlin, Friedrich-Karl-Ufer 1 | 1888-11-25 | 1913-05-13 | 1888–1923 | 131 | |
| Lom | Lom | Norway, Lom | 1990-10-15 | 2008-07-28 | 1990–2008 | 2 | |
| Los Angeles Theatre Company/ ANTA-WEST | Los Angeles Theatre Company/ ANTA-WEST | United States, Los Angeles | -- | -- | | | |
| Limbažos | Limbažos | Latvia, Limbažos | 1918-08-31 | -- | 1918 | 1 | |
| Landskrona | Landskrona | Sweden, Landskrona | 1936-10-19 | -- | 1936 | 1 | |
| Lemvig Theater | Lemvig Theater | Denmark, Lemvig | 1880-05-22 | -- | 1880–2018 | 5 | |
| La Crosse | La Crosse | United States, La Crosse | 1903-11-10 | 1903-11-10 | 1903 | 1 | |
| Landestheater Sondershausen | Landestheater Sondershausen | Germany, Sondershausen | 1926-10-08 | -- | 1926–1946 | 2 | |
| Linda Gross Theater | Linda Gross Theater | United States, New York, 336 W 20th St | -- | -- | | | |
| LAKtheater | LAKtheater (Leiden Academic Arts Centre/Leids Academisch Kunstcentrum) | Netherlands, Leiden, Cleveringaplaats 1 | 2000-04-11 | 2000-04-12 | 2000–2009 | 5 | |
| Larvik kirke | Larvik kirke | Norway, Larvik | 2016-11-14 | -- | 2016 | 1 | |
| Lietuvos nacionalinis dramos teatras | Lietuvos nacionalinis dramos teatras | Lithuania, Vilnius, Gedimino pr. 4 | 2009-03-07 | 2011-01-16 | 2009–2011 | 4 | |
| Landestheater Schwaben | Landestheater Schwaben | Germany, Memmingen, Theaterplatz 2 | 1976-09-27 | 2017-04-08 | 1976–2016 | 6 | |
| Landesbühne Sachsen-Anhalt Lutherstadt Eisleben | Landesbühne Sachsen-Anhalt Lutherstadt Eisleben | Germany, Lutherstadt Eisleben, Landwehr 5 | 2001-10-06 | 2003-04-01 | 2001–2009 | 2 | |
| Leningradskoe televidenie | Leningradskoe televidenie (Leningrad Television) | Russia, Sankt Petersburg | 1968-- | -- | 1968 | 1 | |
| Lloyds storsal | Lloyds storsal | Hungary, Győr | 1928-03-31 | -- | 1928 | 1 | |
| Luzerner Theater | Luzerner Theater | Switzerland, Lucerne, Theaterstrasse 2 | 2017-01-18 | 2017-02-12 | 2017 | 1 | |
| Lidköping | Lidköping | Sweden, Lidköping | 1936-10-09 | -- | 1936–1993 | 2 | |
| Ljusdal | Ljusdal | Sweden, Ljusdal | 1991-03-12 | 1991-03-12 | 1991 | 1 | |
| Luton Library Theatre | Luton Library Theatre | England, Luton, Bridge St | 1985-01-30 | 1993-10-02 | 1985–1993 | 2 | |
| Lower Denton Theatre | Lower Denton Theatre | Canada, Wolfville, 15 University Ave | 2018-03-22 | 2018-03-31 | 2018 | 1 | |
| Lauertalhalle | Lauertalhalle | Germany, Maßbach, Neue Straße 30 | 2009-12-20 | -- | 2009 | 1 | |
| Lillesand | Lillesand | Norway, Lillesand | 1958-03-12 | -- | 1958–1995 | 3 | |
| Lakeside Theatre | Lakeside Theatre | England, Colchester, Essex, Wivenhoe Park, University of Essex Colchester Campus | 2005-02-23 | 2014-11-12 | 2005–2018 | 3 | |
| Lanxin Theater | Lanxin Theater | China, Shanghai, 57 Maoming S Rd, Huangpu District | 2006-06-23 | 2006-06-25 | 2006 | 1 | |
| Local Council of Women’s House, The | The Local Council of Women’s House | Canada, Halifax, Nova Scotia | 2013-10-30 | 2013-11-10 | 2013 | 1 | |
| LIPA - Sennheiser Studio Theatre | LIPA - Sennheiser Studio Theatre | England, Liverpool, Pilgrim st / Mount st | 2009-05-14 | 2009-05-14 | 2009 | 1 | |
| Loessin Playhouse | Loessin Playhouse | United States, Greenville, E 5th St, East Carolina University | 2006-11-16 | 2006-11-21 | 2006 | 1 | |
| La Maison du Conte | La Maison du Conte | France, Chevilly-Larue, 8 Rue Albert Thuret | 1999-03-26 | 1999-03-28 | 1999 | 1 | |
| Lillehammer, Kinoen | Kinoen Lillehammer | Norway, Lillehammer, Kirkegata 69 | 1965-09-23 | 1987-03-16 | 1965–1993 | 13 | |
| Landestheater Württemberg-Hohenzollern | Landestheater Württemberg-Hohenzollern | Germany, Tübingen, Eberhardstraße 6 | 1955-- | 2003-06-14 | 1955–2003 | 9 | |
| Lycée de Thiaroye | Lycée de Thiaroye | Senegal, Thiaroye | 2021-05-08 | -- | 2021 | 1 | |
| Lødingen | Lødingen (Loedingen) | Norway, Lødingen | 1971-03-08 | -- | 1971 | 1 | |
| Lom Samfunnshus | Lom Samfunnshus | Norway, Lom | 1973-10-01 | -- | 1973–1978 | 2 | |
| Leitor | Leitor | Spain, Leitor | 2010-12-04 | -- | 2010 | 1 | |
| Linares | Linares | Spain, Linares | -- | -- | | | |
| La Jolla Playhouse | La Jolla Playhouse | United States, San Diego | 1987-06-30 | 1987-08-01 | 1987 | 1 | |
| L'Ange, Théâtre De | Théâtre De L'Ange | France, Avignon, 15 Rue des Teinturiers | 2018-07-15 | 2018-07-28 | 2018 | 1 | |
| Lokremise | Lokremise | Switzerland, St. Gallen, Grünbergstrasse 7 | 2011-11-10 | 2015-05-05 | 2011–2015 | 2 | |
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