| Lloyds storsal | Lloyds storsal | Hungary, Győr | 1928-03-31 | -- | 1928 | 1 | |
| Leikfélag Akureyrar | Leikfélag Akureyrar | Iceland, Akureyri, Hafnarstræti 57 | 1993-10-15 | -- | 1993–1998 | 2 | |
| Lókal | Lókal | Iceland, Reykjavík | 2010-09-04 | 2010-09-05 | 2010 | 1 | |
| Lakshmi Narayan Mandir | Lakshmi Narayan Mandir (Laxmi Narayan Temple Complex) | India, Mumbai, Marve Road | 2017-04-02 | 2017-04-02 | 2017 | 1 | |
| Little Theatre Group (LTG) Auditorium | Little Theatre Group (LTG) Auditorium | India, New Delhi, Copernicus Marg | 2009-12-06 | 2012-12-06 | 2009–2012 | 10 | |
| Lenin Balavadi | Lenin Balavadi | India, Thiruvananthapuram | 2010-04-06 | -- | 2010 | 1 | |
| Linenhall Arts Centre | Linenhall Arts Centre | Ireland, Castlebar, Linenhall St | 2011-05-19 | -- | 2011 | 1 | |
| Little Theatre | Little Theatre | Ireland, Dublin, R127, Townparks, Skerries | 1912-05-17 | 1913-12-09 | 1912–1913 | 3 | |
| Lamporecchio | Lamporecchio | Italy, Lamporecchio | 2016-03-11 | -- | 2016 | 1 | |
| Laboratorio Teatrale Universitario | Laboratorio Teatrale Universitario | Italy, Rome | 1988-05-10 | -- | 1988 | 1 | |
| La Perna (Roma) | La Perna (Roma) | Italy, Rome, Via Valle di Perna, 315 | 1978-01- | -- | 1978 | 1 | |
| Lungomare Garibaldi | Lungomare Garibaldi | Italy, Taranto, Lungomare Vittorio Emanuele III | 2015-09-01 | -- | 2015 | 1 | |
| Laikmetīgās mākslas telpa Kurtuve | Valmerias Teatris, Laikmetīgās mākslas telpa Kurtuve | Latvia | 2023-06-14 | 2023-09-10 | 2023 | 1 | |
| Latviešu teātris | Latviešu teātris | Latvia, ?, ? | 1918-03-13 | -- | 1918 | 1 | |
| Latvia | Latvia | Latvia, Latvia | 1923-09-02 | -- | 1923 | 1 | |
| Liepājas Jaunajā Teātris | Liepājas Jaunajā Teātris | Latvia, Liepaja | 1920-03-28 | -- | 1920–1935 | 3 | |
| Liepājas Teātris | Liepājas Teātris | Latvia, Liepaja | 1960-01-16 | -- | 1960–1997 | 4 | |
| Liepaja | Liepaja | Latvia, Liepaja | -- | -- | | | |
| Liepājas Tautas Teātris | Liepājas Tautas Teātris | Latvia, Liepaja, Rožu laukums 5/6 | 1908-04-15 | -- | 1908–1974 | 3 | |
| Liepājas Latviešu teātris | Liepājas Latviešu teātris | Latvia, Liepāja, Teātra 4 | 1907-11-04 | 1908-04-23 | 1907–1915 | 11 | |
| Limbažos | Limbažos | Latvia, Limbažos | 1918-08-31 | -- | 1918 | 1 | |
| Latvijas Nacionālais teātris | Latvijas Nacionālais teātris | Latvia, Riga, Kronvalda bulvāris 2 | 1921-03-23 | 2011-03-14 | 1921–2010 | 17 | |
| LPSR Akadēmiskais Raiņa Dailes teātris | Latvijas PSR Valsts Akadēmiskais Raiņa Dailes teātris | Latvia, Riga, Lāčplēša ielā 25 | 1964-03-07 | -- | 1964–1975 | 2 | |
| Lietuvos nacionalinis dramos teatras | Lietuvos nacionalinis dramos teatras | Lithuania, Vilnius, Gedimino pr. 4 | 2009-03-07 | 2011-01-16 | 2009–2011 | 4 | |
| la Mar, de | de la Mar | Netherlands, Amsterdam, Marnixstraat 402 | 1998-11-12 | 1998-11-14 | 1998 | 1 | |
| Leiden | Leiden | Netherlands, Leiden | 2002-06-17 | 2002-06-18 | 2002 | 1 | |
| Leidse Schouwburg | Leidse Schouwburg | Netherlands, Leiden , Oude Vest 43 | 1989-03-03 | 1989-04-02 | 1989–2017 | 5 | |
| LAKtheater | LAKtheater (Leiden Academic Arts Centre/Leids Academisch Kunstcentrum) | Netherlands, Leiden, Cleveringaplaats 1 | 2000-04-11 | 2000-04-12 | 2000–2009 | 5 | |
| LUX | LUX | Netherlands, Nijmegen, Mariënburg 38-39 | 2008-02-28 | 2008-03-22 | 2008 | 2 | |
| Lievekamp | Schouwburg De Lievekamp (De Lievekamp) | Netherlands, Oss, Raadhuislaan 14 | 1975-03-10 | -- | 1975–2009 | 3 | |
| Lyric Theatre | Lyric Theatre | Northern Ireland, Belfast, 55 Ridgeway Street | 1972-02-10 | 2003-10-11 | 1972–2003 | 7 | |
| Løken ungdomsskole | Løken ungdomsskole | Norway, Askim, Askim | 2005-11-07 | -- | 2005 | 1 | |
| Logen Teater | Logen Teater | Norway, Bergen, Øvre Ole Bulls plass 6 | 2002-09-02 | 2012-09-01 | 2002–2012 | 4 | |
| Lakselv | Lakselv | Norway, Lakselv | 1970-09-02 | -- | 1970–2009 | 4 | |
| Langesund ungdomsskole | Langesund ungdomsskole | Norway, Langesund | 2004-10-28 | 2004-10-29 | 2004 | 1 | |
| Langesund, Kinoen | Kinoen Langesund | Norway, Langesund | 1963-01-22 | -- | 1963–1968 | 2 | |
| Langesund barneskole | Langesund barneskole | Norway, Langesund, Langesund | 2006-10-27 | -- | 2006 | 1 | |
| Larvik kirke | Larvik kirke | Norway, Larvik | 2016-11-14 | -- | 2016 | 1 | |
| Larvik | Larvik | Norway, Larvik | 1883-11-30 | 1971-10-05 | 1883–2005 | 15 | |
| Lavikdal | Lavikdal | Norway, Lavik | 1971-03-02 | -- | 1971 | 1 | |
| Leikanger | Leikanger | Norway, Leikanger | 1971-02-28 | -- | 1971 | 1 | |
| Lena, Festiviteten | Festiviteten Lena (Festiviteten) | Norway, Lena | 1952-02-20 | -- | 1952–1961 | 5 | |
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