| Little Theatre by the Park, the | The Little Theatre by the Park | England, Chesham, Church Street | 2006-11-29 | 2006-12-02 | 2006 | 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 | |
| Linsly-Chittenden Hall at Yale University | Linsly-Chittenden Hall at Yale University | United States of America, New Haven, 55 Whitney Avenue, Suite 400 | 2012-11-12 | -- | 2012 | 1 | |
| Lys-Montparnasse, Théâtre du | Théâtre du Lys-Montparnasse | France, Paris, 15, rue du Maine | 1985-01-16 | 1985-01-24 | 1985 | 1 | |
| Loyola Community Theater | Loyola Community Theater | United States of America, Chicago | 1949-03-05 | 1949-03-06 | 1949 | 1 | |
| Lyceum | Lyceum | United States of America, Scranton | 1907-03-25 | 1907-03-25 | 1907 | 1 | |
| Lysekil | Lysekil | Sweden, Lysekil | 1989-11-01 | 1989-11-01 | 1989 | 1 | |
| Larvik kirke | Larvik kirke | Norway, Larvik | 2016-11-14 | -- | 2016 | 1 | |
| Lead Opera House | Lead Opera House | United States of America, Lead | 1905-03-25 | 1905-03-25 | 1905 | 1 | |
| Lhuca | Lhuca | United States of America, Lubbock, 511 Avenue K Lubbock, TX | 2022-09-16 | 2022-09-23 | 2022 | 1 | |
| Leverkusen | Leverkusen | Germany, Leverkusen | 1977-09-20 | -- | 1977 | 1 | |
| Leitor | Leitor | Spain, Leitor | 2010-12-04 | -- | 2010 | 1 | |
| Lids Bygdegård | Lids Bygdegård | Sweden, Nyköping, Lids kyrkby 611 | 2019-09-20 | 2019-09-20 | 2019 | 1 | |
| Landesbühnen Sachsen | Landesbühnen Sachsen | Germany, Radebeul, Meißner Straße 152 | 1981-01-17 | -- | 1981 | 1 | |
| Løken ungdomsskole | Løken ungdomsskole | Norway, Askim, Askim | 2005-11-07 | -- | 2005 | 1 | |
| Lauertalhalle | Lauertalhalle | Germany, Maßbach, Neue Straße 30 | 2009-12-20 | -- | 2009 | 1 | |
| Lorna Byrne School | Lorna Byrne School | United States of America, Cave Junction, 102 S Junction Ave | 2005-12-03 | -- | 2005 | 1 | |
| Langenthal | Langenthal | Switzerland | 2003-02-11 | -- | 2003 | 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 | |
| Lyric Theatre | Lyric Theatre | United States of America, Allentown | 1904-05-13 | 1904-05-13 | 1904 | 1 | |
| Lakewood Little Theatre | Lakewood Little Theatre | United States of America, Denver, 1980 Youngfield St | 1973-02-14 | 1973-03-11 | 1973 | 1 | |
| Los Angeles Actors' Theatre | Los Angeles Actors' Theatre | United States of America, Los Angeles | 1983-10-01 | -- | 1983 | 1 | |
| London School of Economics Dramatic Society | London School of Economics Dramatic Society | England, London, Houghton St | 1928-03-23 | -- | 1928 | 1 | |
| Larnaca Municipal Theatre | Larnaca Municipal Theatre | Cyprus, Larnaca | 2017-11-11 | 2017-12-20 | 2017 | 1 | |
| Lighthouse Theatre | Lighthouse Theatre | England, Poole, Dorset, 21 Kingland Rd | 2006-05-23 | 2006-05-27 | 2006 | 1 | |
| Lalmonirhat Zila Parishad Auditorium | Lalmonirhat Zila Parishad Auditorium | Bangladesh, Lalmonirhat | 2006-04-25 | 2006-04-26 | 2006 | 1 | |
| Luna Stage | Luna Stage | United States of America, West Orange, 555 Valley Rd | 2004-11-18 | 2004-12-12 | 2004 | 1 | |
| La Maison du Conte | La Maison du Conte | France, Chevilly-Larue, 8 Rue Albert Thuret | 1999-03-26 | 1999-03-28 | 1999 | 1 | |
| Little Theatre Torquay | Little Theatre Torquay | England, Devon | 2008-06-03 | -- | 2008 | 1 | |
| Lysvenskij dramteatr | Lysvenskij dramteatr | Russia, Lysva | 1941-- | -- | 1941 | 1 | |
| Luisenpark | Luisenpark | Germany, Magdeburg, Spielgartenstrasse 1 | 1895-06-15 | -- | 1895 | 1 | |
| Lamporecchio | Lamporecchio | Italy, Lamporecchio | 2016-03-11 | -- | 2016 | 1 | |
| Lipeckij gosudarstvennyj akademiceskij teatr dramy imeni L.N | Lipeckij gosudarstvennyj akademiceskij teatr dramy imeni L.N | Russia, Lipeck | 1999-02-06 | -- | 1999 | 1 | |
| Lübeck | Lübeck | Germany, Schleswig-Holstein | 1952-02-04 | -- | 1952 | 1 | |
| Landestheater Halle | Landestheater Halle | Germany, Halle | 1968-02-11 | -- | 1968 | 1 | |
| Limbažos | Limbažos | Latvia, Limbažos | 1918-08-31 | -- | 1918 | 1 | |
| Lenfest Center for the Arts | Lenfest Center for the Arts | United States of America, New York, 615 West 129th Street | 2021-10-21 | 2021-10-24 | 2021 | 1 | |
| Landestheater Linz (Großes Haus) | Landestheater Linz (Großes Haus) | Austria, Linz | 1973-03-08 | -- | 1973 | 1 | |
| Lucernaire, Théâtre du | Théâtre du Lucernaire | France, Paris, 53 rue Notre Dame des Champs | 2016-12-07 | 2017-03-12 | 2016 | 1 | |
| Ludgo-Spelviks Bygdegård | Ludgo-Spelviks Bygdegård | Sweden, Nyköping, Ludgo-Spelviks Bygdegård | 2019-10-13 | 2019-10-13 | 2019 | 1 | |
| Langesund ungdomsskole | Langesund ungdomsskole | Norway, Langesund | 2004-10-28 | 2004-10-29 | 2004 | 1 | |
| Leutkircher Theater | Leutkircher Theater | Germany, Leutkirch im Allgäu | 2011-03-19 | -- | 2011 | 1 | |
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