| Lama teatro | Lama teatro | Portugal, Faro, Travessa Castilho 16 | 2022-07-28 | 2022-09-17 | 2022 | 1 | |
| Lydia Mendelssohn Theatre | Lydia Mendelssohn Theatre | United States of America, Ann Arbor, University of Michigan | 1935-05-30 | 1962-10-28 | 1935–1965 | 3 | |
| Leiden | Leiden | Netherlands, Leiden | 2002-06-17 | 2002-06-18 | 2002 | 1 | |
| London Central Y.M.C.A. | London Central Y.M.C.A. | England, London, 112 Great Russell St | 1927-11-15 | -- | 1927 | 1 | |
| La Galerie | La Galerie | France, Paris, Cité Internationale Universitaire | 1977-10-04 | 1977-11-19 | 1977 | 1 | |
| La Crosse State Teachers College | La Crosse State Teachers College | United States of America, La Crosse | 1935-11-23 | -- | 1935 | 1 | |
| LPSR Akadēmiskais Raiņa Dailes teātris | Latvijas PSR Valsts Akadēmiskais Raiņa Dailes teātris | Latvia, Riga, Lāčplēša ielā 25 | 1964-03-07 | -- | 1964–1975 | 2 | |
| Lindesborgs bygdegård | Lindesborgs bygdegård | Sweden, Malmköping, Lindersborgs bygdegård | 2019-09-29 | 2019-09-29 | 2019 | 1 | |
| Langschede | Langschede | Germany, Langschede | -- | -- | | | |
| Lyceum Theatre | Lyceum Theatre | United States of America, New York, Fourth Avenue | 1891-03-06 | 1967-06-17 | 1891–1967 | 10 | |
| Lillesand Teater | Lillesand Teater | Norway, Lillesand, Børge Trulssøns gate 7 | 1963-03-15 | -- | 1963–1997 | 6 | |
| Laufenburg | Laufenburg | Switzerland, Laufenburg | 1991-09-06 | -- | 1991 | 1 | |
| Lørenskog Kultursenter | Lørenskog Kultursenter | Norway, Lørenskog, Festplassen 1 | 2008-09-24 | -- | 2008 | 1 | |
| LAVA de Valladolid | LAVA de Valladolid | Spain, Valladolid, Paseo de Zorrilla, 101 | 2016-03-05 | -- | 2016 | 1 | |
| Lafage-sur-Sombre - Place de l'Oratoire | Lafage-sur-Sombre - Place de l'Oratoire | France | 2023-08-05 | 2023-07-21 | 2023 | 2 | |
| 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 | |
| Landestheater Schneidemühl | Landestheater Schneidemühl | Poland, Schneidemühl / Piła | 1927-01-18 | -- | 1927–1938 | 3 | |
| Leikanger | Leikanger | Norway, Leikanger | 1971-02-28 | -- | 1971 | 1 | |
| La Salita | La Salita | Chile, Santiago | 1990-12-08 | -- | 1990 | 1 | |
| Little Theatre | Little Theatre | United States of America, Cincinnati | 1913-- | 1913-- | 1913 | 1 | |
| Liverpool Playhouse | Liverpool Playhouse | England, Liverpool, Williamson Square | 1928-03-24 | 2006-04-15 | 1928–2006 | 4 | |
| La Crosse | La Crosse | United States of America, La Crosse | 1903-11-10 | 1903-11-10 | 1903 | 1 | |
| Lichfield Garrick Theatre | Lichfield Garrick Theatre | England, Lichfield, Castle Dyke | 1901-05-13 | 2010-02-13 | 1901–2010 | 3 | |
| Little Fernwood Hall | Little Fernwood Hall | Canada, Victoria | 2010-06-08 | 2010-06-26 | 2010 | 1 | |
| Landesbühnen Sachsen | Landesbühnen Sachsen | Germany, Radebeul, Meißner Straße 152 | 1981-01-17 | -- | 1981 | 1 | |
| Limelight | Cultuurhuis Limelight | Belgium, Kortrijk, Jan Persynstraat 6 | 1995-04-01 | -- | 1995 | 1 | |
| Lawrence Batley Theatre | Lawrence Batley Theatre | England, Huddersfield, Queen St | 2005-05-04 | 2011-06-22 | 2005–2011 | 2 | |
| Landskrona | Landskrona | Sweden, Landskrona | 1936-10-19 | -- | 1936 | 1 | |
| LIttle Opera House | LIttle Opera House | United States of America, Boston, 80 Norway Street | 1959-10-20 | 1959-11-03 | 1959 | 1 | |
| Liceo San José Lo Barnechea | Liceo San José Lo Barnechea | Chile, Santiago, Lo Barnechea | 2013-05- | -- | 2013 | 1 | |
| Latvijas Nacionālais teātris | Latvijas Nacionālais teātris | Latvia, Riga, Kronvalda bulvāris 2 | 1921-03-23 | 2011-03-14 | 1921–2010 | 17 | |
| Leningradskoe televidenie | Leningradskoe televidenie (Leningrad Television) | Russia, Sankt Petersburg | 1968-- | -- | 1968 | 1 | |
| La Ferme de Bel Ebat, Théâtre de Guyancourt | La Ferme de Bel Ebat, Théâtre de Guyancourt | France, Guyancourt, 1, place de Bel Ébat | 2004-01-17 | 2004-01-17 | 2004 | 1 | |
| Lubuski Teatr im. Leona Kruczkowskiego | Lubuski Teatr im. Leona Kruczkowskiego | Poland, Zielona Góra, aleja Niepodległości 3/5 | 2006-06-10 | 2006-11-21 | 2006 | 1 | |
| Luzerner Theater | Luzerner Theater | Switzerland, Lucerne, Theaterstrasse 2 | 2017-01-18 | 2023-06-02 | 2017–2023 | 2 | |
| Lausanne | Lausanne | Switzerland, Lausanne | 1998-10-29 | -- | 1998 | 1 | |
| Load of Fun | Load of Fun | United States of America, Baltimore, 120 W North Ave | 2009-04-30 | 2009-05-24 | 2009 | 1 | |
| Lindesberg | Lindesberg | Sweden, Lindesberg | 1936-10-26 | -- | 1936–2002 | 3 | |
| Lower Denton Theatre | Lower Denton Theatre | Canada, Wolfville, 15 University Ave | 2018-03-22 | 2018-03-31 | 2018 | 1 | |
| Landestheater Eisenach | Landestheater Eisenach | Germany, Eisenach, Theaterplatz 7 | 1992-02-16 | 2001-06-22 | 1992–2001 | 2 | |
| Lwowski Teatr Ludowy | Lwowski Teatr Ludowy | Poland, Tarnów | 1906-10-01 | -- | 1906 | 1 | |
| Lipeckij gosudarstvennyj akademiceskij teatr dramy imeni L.N | Lipeckij gosudarstvennyj akademiceskij teatr dramy imeni L.N | Russia, Lipeck | 1999-02-06 | -- | 1999 | 1 | |
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