| Komödie | Komödie | Austria, Vienna, Franz-Josefs-Kai 29 | 1947-11-25 | -- | 1947–1950 | 3 | |
| Kongress-Saal AVALON Hotelpark Königshof | Kongress-Saal AVALON Hotelpark Königshof | Germany, Königslutter, Braunschweiger Str. 21A | 2007-02-18 | -- | 2007 | 1 | |
| Kjølnes ungdomsskole | Kjølnes ungdomsskole | Norway, Porsgrunn, Porsgrunn | 2005-11-01 | 2006-11-14 | 2005–2006 | 2 | |
| Keylor Grand | Keylor Grand | United States, Walla Walla | 1905-11-27 | 1905-11-27 | 1905 | 1 | |
| Knickerbocker Theatre | Knickerbocker Theatre | United States, New York, 1396 Broadway (West 38th Street) | 1905-03-07 | 1905-03- | 1905 | 1 | |
| Kyoto Prefectural Center for Arts and Culture | Kyoto Prefectural Center for Arts and Culture | Japan, Kyoto | 1987-06-18 | 1987-06-20 | 1987 | 1 | |
| Kapitelberget | Kapitelberget | Norway, Skien, Christian Magnus Falsens gate | 1983-05-30 | 1983-06-12 | 1983 | 2 | |
| Kirkebygden Skole | Kirkebygden Skole | Norway, Enebakk, Enebakk | 2005-11-02 | -- | 2005 | 1 | |
| Königliches Schauspielhaus Potsdam | Königliches Schauspielhaus Potsdam | Germany, Potsdam | 1900-04-10 | 1900-04-19 | 1900 | 2 | |
| Kultursalen, Arktisk Kultursenter | Kultursalen, Arktisk Kultursenter | Norway, Hammerfest, Strandgata 30 | 2009-12-01 | -- | 2009–2017 | 3 | |
| Komm. kino | Komm. kino | Norway, Oppdal | 1952-02-24 | -- | 1952–1971 | 5 | |
| Kőszeg | Kőszeg | Hungary, Kőszeg | 1923-04-18 | -- | 1923–1937 | 8 | |
| Kulturzentrum Saalbau | Kulturzentrum Saalbau | Germany, Homburg, Zweibrücker Straße 22 | 2018-03-15 | -- | 2018 | 1 | |
| KCRW | KCRW | United States, Santa Monica, Pico Boulevard | 1997-09-07 | -- | 1997 | 1 | |
| Kurtheater Bad Elster | Kurtheater Bad Elster | Germany, Bad Elster | 1896-06-16 | -- | 1896 | 1 | |
| Kipos tis Esvekias | Kipos tis Esvekias | Egypt, Cairo | 1939-12-15 | -- | 1939 | 2 | |
| Kansas City | Kansas City | United States, Kansas City | 1995-- | -- | 1995 | 1 | |
| Kresge Theater, Beloit College | Kresge Theater, Beloit College | United States, Beloit | 2002-10-03 | 2002-10-12 | 2002 | 1 | |
| Königliche Schauspiele Wiesbaden | Königliche Schauspiele Wiesbaden | Germany, Wiesbaden | 1878-04-28 | 1907-04-29 | 1878–1926 | 6 | |
| Keck Theater, Occidental College | Keck Theater, Occidental College | United States, Los Angeles, Coons Rd | 2005-11-16 | 2005-11-20 | 2005 | 1 | |
| Kurt-Hirschfeld-Forum | Kurt-Hirschfeld-Forum | Germany, Lehrte, Burgdorfer Straße 16 | 2001-02-20 | -- | 2001–2010 | 2 | |
| Königliches Wilhelma-Theater | Königliches Wilhelma-Theater | Germany, Stuttgart | 1901-10-06 | 1901-10-08 | 1901–1907 | 2 | |
| Kulturhuset ASK | Kulturhuset ASK | Norway, Gjerdrum, Ask | 2001-11-02 | -- | 2001 | 1 | |
| Kazi Nazrul Islam Auditorium | Kazi Nazrul Islam Auditorium | Bangladesh, Rajshahi, University of Rajshahi | 2006-04-29 | -- | 2006 | 1 | |
| Kalmar | Kalmar | Sweden, Kalmar | 1936-10-22 | 2018-05-16 | 1936–2018 | 4 | |
| Karlskrona Teater | Karlskrona Teater | Sweden, Karlskrona | 1880-06-04 | 1886-01-08 | 1880–1885 | 5 | |
| Kongerød ungdomsskole | Kongerød ungdomsskole | Norway, Skien, Skien | 2006-09-27 | -- | 2006 | 1 | |
| Kulturhuset Blå Stället | Kulturhuset Blå Stället | Sweden, Angered, Angereds torg 13 | 2009-09-25 | 2009-12-04 | 2009 | 1 | |
| Kameren teatar Plovdiv | Kameren teatar Plovdiv | Bulgaria, Plovdiv | 1924-03-19 | -- | 1924 | 1 | |
| Kleines Theater | Kleines Theater | Germany, Berlin, Unter den Linden 44 | 1907-11-02 | -- | 1907 | 1 | |
| Key Theatre | Key Theatre | England, Peterborough, Embankment Road | 2014-02-05 | 2014-10-01 | 2014 | 2 | |
| Kh Kala Soudha | Kh Kala Soudha | India, Hanumantha Nagar Bangalore, Ramanjaneya Temple Compound | 2019-01-18 | 2019-01-18 | 2019 | 1 | |
| Kuopion Kaupunginteatteri | Kuopion Kaupunginteatteri | Finland, Kuopio, Niiralankatu 2 | 1943-11-06 | 2002-01-25 | 1943–2001 | 3 | |
| Kenton Theatre | Kenton Theatre | England, Henley-on-Thames, Oxfordshire, New St | 2005-11-21 | 2005-11-26 | 2005 | 1 | |
| Kulturbadet | Kulturbadet | Norway, Sandnessjøen, Torolv Kveldulvsons gate 10 | 2017-09-26 | 2020-10-19 | 2017–2020 | 3 | |
| Kristiansund | Kristiansund | Norway, Kristiansund | 1902-06-16 | 2005-10-12 | 1902–2005 | 9 | |
| Kunsthalle | Kunsthalle | Germany, Singen, Ekkehardstr. 23 | 1997-10-18 | 1997-10-19 | 1997 | 1 | |
| Kristinehamn | Kristinehamn | Sweden, Kristinehamn | 1936-10-07 | -- | 1936–1993 | 2 | |
| Kulturzentrum | Kulturzentrum | Germany, Weißenburg, Luitpoldstraße 9 | 2004-03-20 | -- | 2004 | 1 | |
| Kvæfjord videregående skole | Kvæfjord videregående skole | Norway, Borkenes, Kvæfjord | 1997-11-21 | -- | 1997 | 1 | |
| Korsavadshallen | Korsavadshallen | Sweden, Simrishamn, Backgatan 50 | 2006-10-25 | -- | 2006 | 1 | |
| Kaposvár | Kaposvár | Hungary, Kaposvár | 1890-08-26 | 1928-10-29 | 1890–1935 | 20 | |
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