| Liepājas Latviešu teātris | Liepājas Latviešu teātris | Latvia, Liepāja, Teātra 4 | 1907-11-04 | 1908-04-23 | 1907–1915 | 11 | |
| Larvik kirke | Larvik kirke | Norway, Larvik | 2016-11-14 | -- | 2016 | 1 | |
| Linderud skole | Linderud skole | Norway, Oslo, Statsråd Mathiesens vei 27 | 2005-10-28 | -- | 2005–2006 | 2 | |
| Lyric Stage, The | The Lyric Stage | United States of America, Boston, 140 Clarendon Street | 1976-11-18 | 1992-02-09 | 1976–1992 | 3 | |
| Lore Bronner-Bühne | Lore Bronner-Bühne | Germany, Munich | 1955-11-04 | -- | 1955 | 1 | |
| Lier kommunale lokale | Lier kommunale lokale | Norway, Lier, Vestsideveien 2 | 1928-01-22 | -- | 1928 | 1 | |
| LaBelle Theatre | LaBelle Theatre | United States of America, Pittsburg | 1910-11-10 | 1910-11-10 | 1910 | 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 | |
| Laïko Theatro Pagkratiou | Laïko Theatro Pagkratiou (Popular Theatre of Pangrati) | Greece, Athens | 1930-07-17 | 1933-06-22 | 1930–1935 | 5 | |
| Le Monument-National | Le Monument-National | Canada, Montreal, 1182 St Laurent Blvd | 1996-03-19 | 1996-04-13 | 1996 | 1 | |
| Le Hall des Chars | Le Hall des Chars | France, Strasbourg, 10 rue du Hohwald | 2000-02-04 | 2000-02-13 | 2000 | 1 | |
| Leipziger Stadttheater, Neues Theater | Leipziger Stadttheater, Neues Theater | Germany, Leipzig, Augustusplatz | 1889-10-10 | 1922-08-13 | 1889–1922 | 42 | |
| Lauertalhalle | Lauertalhalle | Germany, Maßbach, Neue Straße 30 | 2009-12-20 | -- | 2009 | 1 | |
| Live Oak Theater | Live Oak Theater | United States of America, Berkeley, 1301 Shattuck Ave | 2018-01-05 | 2018-01-27 | 2018 | 1 | |
| Lillesand ungdomsskole | Lillesand ungdomsskole | Norway, Lillesand | 1997-09-22 | -- | 1997 | 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 | |
| Leisure and Cultural Services Department | Leisure and Cultural Services Department | Hong Kong, Kwai Tsing District, 1-3 Pai Tau St | 2006-05-18 | 2006-06-04 | 2006 | 2 | |
| Laidlaw Performing Arts Center | Laidlaw Performing Arts Center | United States of America, Mobile, 5751 University Ave | 2006-02-10 | 2006-02-18 | 2006 | 1 | |
| Laufenburg | Laufenburg | Switzerland, Laufenburg | 1991-09-06 | -- | 1991 | 1 | |
| Landestheater Detmold Sommertheater | Landestheater Detmold Sommertheater | Germany, Detmold, Theater Platz 1 | 2010-01-22 | 2010-03-27 | 2010 | 1 | |
| 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 | |
| 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 | |
| Langschede | Langschede | Germany, Langschede | -- | -- | | | |
| Los Teatros de San Telmo | Los Teatros de San Telmo | Argentina, Buenos Aires, Cochabamba 360 | 1976-08-20 | -- | 1976 | 1 | |
| La Jonquière, Théâtre de | Théâtre de La Jonquière | France, Paris, 88 Rue de La Jonquière | 2015-09-16 | 2015-09-19 | 2015 | 1 | |
| Lohjan Teatteri | Lohjan Teatteri | Finland, Lohja, Suurlohjankatu 12 | 1953-- | 1954-- | 1953 | 1 | |
| Leipziger Stadttheater, Altes Theater | Leipziger Stadttheater, Altes Theater | Germany, Leipzig, Richard Wagnerplatz | 1889-10-23 | 1928-05-03 | 1889–1939 | 47 | |
| Lokremise | Lokremise | Switzerland, St. Gallen, Grünbergstrasse 7 | 2011-11-10 | 2015-05-05 | 2011–2015 | 2 | |
| Lyric Theatre | Lyric Theatre | United States of America, Jakcson | 1908-10-12 | 1908-10-12 | 1908 | 1 | |
| Lista ungdomsskole | Lista ungdomsskole | Norway, Vanse, Farsund | 2006-11-14 | -- | 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 | |
| Lyric Theatre Hammersmith | Lyric Theatre Hammersmith | England, Chiswick, London, Kings Street | 1953-09-08 | 2020-05-20 | 1953–2020 | 8 | |
| Little Theatre by the Park, the | The Little Theatre by the Park | England, Chesham, Church Street | 2006-11-29 | 2006-12-02 | 2006 | 1 | |
| Limelight | Cultuurhuis Limelight | Belgium, Kortrijk, Jan Persynstraat 6 | 1995-04-01 | -- | 1995 | 1 | |
| Lakewood Civic Auditorium | Lakewood Civic Auditorium | United States of America, Cleveland, 14100 Franklin Boulevard | 1981-08-12 | -- | 1981 | 1 | |
| Larnaca | Larnaca | Cyprus, Larnaca | 1973-02-27 | 1974-05-31 | 1973–1974 | 2 | |
| Landesbibliothek | Landesbibliothek | Switzerland, Glarus, Hauptstrasse 60 | 2010-06-18 | -- | 2010 | 1 | |
| Landestheater Allenstein | Landestheater Allenstein | Poland, Allenstein (Olsztyn) | 1926-04-26 | -- | 1926–1938 | 2 | |
| 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 | |
| Leningrad | Leningrad | Russia, Leningrad | 1967-06- | -- | 1967–1975 | 2 | |
| Laxå | Laxå | Sweden, Laxå | 1992-10- | -- | 1992 | 1 | |
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