| Lom Samfunnshus | Lom Samfunnshus | Norway, Lom | 1973-10-01 | -- | 1973–1978 | 2 | |
| Larrañaga | Larrañaga | Uruguay, Salto | 1973-08-04 | -- | 1973 | 1 | |
| Lappeenranta | Lappeenranta | Finland, Lappeenranta | 1973-08-01 | -- | 1973 | 1 | |
| Landestheater Linz (Großes Haus) | Landestheater Linz (Großes Haus) | Austria, Linz | 1973-03-08 | -- | 1973 | 1 | |
| Larnaca | Larnaca | Cyprus, Larnaca | 1973-02-27 | 1974-05-31 | 1973–1974 | 2 | |
| Lakewood Little Theatre | Lakewood Little Theatre | United States of America, Denver, 1980 Youngfield St | 1973-02-14 | 1973-03-11 | 1973 | 1 | |
| Landesbühne Niedersachsen Nord | Landesbühne Niedersachsen Nord | Germany, Wilhelmshaven, Virchowstraße 44 | 1972-11-18 | -- | 1972–1975 | 2 | |
| La Baule-Escoublac | La Baule-Escoublac | France, La Baule-Escoublac | 1972-07-08 | 1972-08-11 | 1972 | 1 | |
| Lyric Theatre | Lyric Theatre | Northern Ireland, Belfast, 55 Ridgeway Street | 1972-02-10 | 2003-10-11 | 1972–2003 | 7 | |
| Lødingen | Lødingen (Loedingen) | Norway, Lødingen | 1971-03-08 | -- | 1971 | 1 | |
| Lavikdal | Lavikdal | Norway, Lavik | 1971-03-02 | -- | 1971 | 1 | |
| Leikanger | Leikanger | Norway, Leikanger | 1971-02-28 | -- | 1971 | 1 | |
| Lakselv | Lakselv | Norway, Lakselv | 1970-09-02 | -- | 1970–2009 | 4 | |
| Laerdal | Lærdal (Laerdal) | Norway, Lærdal | 1970-01-31 | -- | 1970–1975 | 3 | |
| Länsteatern i Örebro | Länsteatern i Örebro | Sweden, Örebro, Storgatan 1 | 1969-10-29 | 2007-04-29 | 1969–2007 | 5 | |
| Lødingen | Lødingen skole (Loedingen) | Norway, Lødingen | 1968-09-10 | -- | 1968–1983 | 4 | |
| Laurie Theater ved Brandeis University | Laurie Theater ved Brandeis University | United States of America, Waltham | 1968-06-21 | 1968-06-22 | 1968 | 1 | |
| Landestheater Halle | Landestheater Halle | Germany, Halle | 1968-02-11 | -- | 1968 | 1 | |
| Leningradskoe televidenie | Leningradskoe televidenie (Leningrad Television) | Russia, Sankt Petersburg | 1968-- | -- | 1968 | 1 | |
| Leningrad | Leningrad | Russia, Leningrad | 1967-06- | -- | 1967–1975 | 2 | |
| Levanger | Levanger | Norway, Levanger | 1966-05-06 | -- | 1966–2002 | 2 | |
| Lillehammer, Kinoen | Kinoen Lillehammer | Norway, Lillehammer, Kirkegata 69 | 1965-09-23 | 1987-03-16 | 1965–1993 | 13 | |
| LPSR Akadēmiskais Raiņa Dailes teātris | Latvijas PSR Valsts Akadēmiskais Raiņa Dailes teātris | Latvia, Riga, Lāčplēša ielā 25 | 1964-03-07 | -- | 1964–1975 | 2 | |
| Little Theatre, Muskingum College | Little Theatre, Muskingum College | United States of America, New Concord, 163 Stormont St | 1963-12-11 | 1963-12-14 | 1963 | 1 | |
| Lillesand Teater | Lillesand Teater | Norway, Lillesand, Børge Trulssøns gate 7 | 1963-03-15 | -- | 1963–1997 | 6 | |
| Landesbühne Rheinland-Pfalz | Landesbühne Rheinland-Pfalz | Germany, Neuwied 56564, Theaterplatz 3 | 1963-02-11 | -- | 1963–1980 | 2 | |
| Langesund, Kinoen | Kinoen Langesund | Norway, Langesund | 1963-01-22 | -- | 1963–1968 | 2 | |
| Landbruksskolen | Landbruksskolen | Norway, Melsomvik | 1963-01-18 | -- | 1963 | 1 | |
| Landesbühne Hannover | Landesbühne Hannover | Germany, Hannover, Bultstrasse 7 | 1961-10-07 | 2000-01-18 | 1961–1999 | 6 | |
| Landestheater Detmold | Landestheater Detmold | Germany, Detmold, Theaterplatz 1 | 1961-03-29 | 2011-03-27 | 1961–2016 | 7 | |
| Loeb Drama Center | Loeb Drama Center | United States of America, Cambridge, 64 Brattle Street | 1961-03-23 | 2005-08-20 | 1961–2005 | 9 | |
| Landestheater Parchim | Landestheater Parchim | Germany, Parchim, Blutstr. 16 | 1961-02-21 | -- | 1961–1989 | 2 | |
| Loke Yew Hall | Loke Yew Hall | China, Hong Kong, Pok Fu Lam Rd | 1960-04-21 | 1960-04-23 | 1960 | 1 | |
| Liepājas Teātris | Liepājas Teātris | Latvia, Liepaja | 1960-01-16 | -- | 1960–1997 | 4 | |
| LIttle Opera House | LIttle Opera House | United States of America, Boston, 80 Norway Street | 1959-10-20 | 1959-11-03 | 1959 | 1 | |
| Lillesand | Lillesand | Norway, Lillesand | 1958-03-12 | -- | 1958–1995 | 3 | |
| Lyric Opera House | Lyric Opera House | England, Hammersmith, London, King Street | 1958-03-11 | -- | 1958–1959 | 2 | |
| Litlabø | Litlabø | Norway, Stord | 1958-03-03 | -- | 1958 | 1 | |
| Landesbühne Rhein-Main | Landesbühne Rhein-Main | Germany, Frankfurt am Main | 1957-01-16 | -- | 1957 | 1 | |
| Lore Bronner-Bühne | Lore Bronner-Bühne | Germany, Munich | 1955-11-04 | -- | 1955 | 1 | |
| Landestheater Württemberg-Hohenzollern | Landestheater Württemberg-Hohenzollern | Germany, Tübingen, Eberhardstraße 6 | 1955-- | 2003-06-14 | 1955–2003 | 9 | |
| Lahden Kaupunginteatteri | Lahden Kaupunginteatteri | Finland, Lahti, Kirkkokatu 14 | 1954-09-30 | 2012-03-24 | 1954–2011 | 6 | |
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