| Komödienhaus | Komödienhaus | Germany, Hamburg | 1920-09-23 | -- | 1920 | 1 | |
| Kammerspiele in der Böttcherstraße | Kammerspiele in der Böttcherstraße | Germany, Bremen, Böttcherstraße | 1982-01-20 | -- | 1982 | 1 | |
| Kinoen | Kinoen | Norway, Harstad | 1959-02-26 | 1959-02-27 | 1959 | 1 | |
| Kulttuuritehdas Korjaamo | Kulttuuritehdas Korjaamo | Finland, Helsinki | -- | -- | | | |
| Kulturpfad Essen | Kulturpfad Essen | Germany, Essen | 2006-06-23 | -- | 2006 | 1 | |
| Karlshamns Teater | Karlshamns Teater | Sweden, Karlshamn | 1880-06-21 | -- | 1880 | 1 | |
| Kings Lynn Arts Centre | Kings Lynn Arts Centre | England, King's Lynn, Norfolk, 29 King Street | 2004-11-10 | 2004-11-10 | 2004 | 1 | |
| Kinoteatret | Kinoteatret | Norway, Lillestrøm | 1952-02-12 | -- | 1952 | 1 | |
| Komorní scéna Aréna | Komorní scéna Aréna | Czech Republic, Moravská Ostrava, 28. října 2 | 2014-03-22 | 2018-06-21 | 2014–2016 | 2 | |
| Kirchgemeindehaus | Kirchgemeindehaus | Switzerland, Balgach, Breitestrasse 6 | 2010-01-02 | -- | 2010 | 1 | |
| Krasnodarski molodežnjij teatr | Krasnodarski molodežnjij teatr (Krasnodar Youth Theater) | Russia, Krasnodar, Krasnodar Krai, Ulitsa Mitrofana Sedina, 28 | 2016-10-06 | -- | 2016 | 1 | |
| Kongsberg Kino | Kongsberg Kino | Norway, Kongsberg, Nymoens Torg 3 | 1968-08-26 | 1993-02-16 | 1968–1993 | 3 | |
| Klosterøya, PM7 | Klosterøya, PM7 | Norway, Skien, Union bruk | 2009-06-03 | 2015-03-14 | 2009–2015 | 6 | |
| Kunsthaus Seelscheid | Kunsthaus Seelscheid | Germany, Neunkirchen-Seelscheid, Bergstraße 41-43 | 2005-03-03 | 2005-03-20 | 2005 | 1 | |
| Kragerø | Kragerø | Norway, Kragerø | 1889-02-20 | 1889-02-25 | 1889–1958 | 3 | |
| Kispest | Kispest | Hungary, Budapest | 1925-03-13 | -- | 1925 | 1 | |
| Kulturhuset Viften | Kulturhuset Viften | Denmark, Rødovre, Rødovre Parkvej 130 | 2002-03-21 | 2004-11-10 | 2002–2004 | 3 | |
| Kansas City | Kansas City | United States, Kansas City | 1995-- | -- | 1995 | 1 | |
| Königliches Schloßtheater Ansbach | Königliches Schloßtheater Ansbach | Germany, Ansbach | 1894-01-05 | -- | 1894 | 1 | |
| Karuss skole | Karuss skole | Norway, Kristiansand, Kristiansand | 2006-10-19 | -- | 2006 | 1 | |
| Königliche Schauspiele Wiesbaden | Königliche Schauspiele Wiesbaden | Germany, Wiesbaden | 1878-04-28 | 1907-04-29 | 1878–1926 | 6 | |
| Königliches Wilhelma-Theater | Königliches Wilhelma-Theater | Germany, Stuttgart | 1901-10-06 | 1901-10-08 | 1901–1907 | 2 | |
| Konak Sahnesi | İzmir Devlet Tiyatrosu Konak Sahnesi ( Izmir State Theatre Konak Stage) (Konak Stage) | Turkey, Izmir, Mithatpaşa Caddesi No: 110 Konak | -- | -- | | | |
| Kellertheater Nadelberg 6 | Kellertheater Nadelberg 6 | Switzerland, Basel, Nadelberg 6 | 2012-05-11 | 2012-06-03 | 2012 | 1 | |
| Kultur & Kongresshaus Aarau | Kultur & Kongresshaus Aarau | Switzerland, Aarau, Schlosspl. 9 | 2008-01-15 | -- | 2008 | 1 | |
| Kungliga Operan | Kungliga Operan | Sweden, Stockholm, Gustav Adolfs torg 2 | 2005-01-28 | 2006-02-27 | 2005–2006 | 2 | |
| Kinolokalet | Kinolokalet | Norway, Dombås | 1956-05-31 | -- | 1956–1965 | 3 | |
| Kino Helsinki | Kino Helsinki | Finland, Helsinki | 2000-03-29 | 2000-04-13 | 2000 | 1 | |
| Königsberg | Königsberg | Germany, Königsberg | -- | -- | | | |
| Konferenscenter Safiren (Cosmos) | Konferenscenter Safiren (Cosmos) | Sweden, Katrineholm, Drottninggatan 19 | 2010-10-04 | -- | 2010 | 1 | |
| Kongsberg, Kinoen | Kinoen Kongsberg | Norway, Kongsberg, Nymoens Torg 3 | 1969-08-27 | -- | 1969–1984 | 8 | |
| Kilden Teater- og Konserthus | Kilden Teater- og Konserthus | Norway, Kristiansand, Sjølystveien 2 | 2012-09-27 | 2019-09-02 | 2012–2019 | 9 | |
| Kulturhuset Anders | Kulturhuset Anders | Sweden, Höör, Stenskogsvägen 2 | 2001-08-03 | 2006-08-06 | 2001–2006 | 2 | |
| Kalisz | Kalisz | Poland, Kalisz | 1908-09-30 | -- | 1908 | 1 | |
| Kinoen | Kinoen | Norway, Rjukan | 1952-02-07 | 1963-01-25 | 1952–1971 | 6 | |
| Kingsway Theatre | Kingsway Theatre | England, London, Little Queen Street | 1911-04-22 | 1928-03-23 | 1911–1928 | 7 | |
| Kristiansund | Kristiansund | Norway, Kristiansund | 1902-06-16 | 2005-10-12 | 1902–2005 | 9 | |
| Kärnten | Kärnten | Austria | -- | -- | | | |
| Kråkerøy Ungdomskole | Kråkerøy Ungdomskole | Norway, Kråkerøy, Fredrikstad | 2006-10-31 | -- | 2006 | 1 | |
| Kanonhallen | Kanonhallen | Denmark, Copenhagen, Østerfælled Torv 37 | 1994-11-02 | 1994-11-07 | 1994 | 1 | |
| Kristinehamn | Kristinehamn | Sweden, Kristinehamn | 1936-10-07 | -- | 1936–1993 | 2 | |
| Kinimatotheatro Galaxias | Kinimatotheatro Galaxias | Greece, Larisa | 1985-02-22 | 1985-02-24 | 1985 | 1 | |
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