| Kreeger Theater | Kreeger Theater | United States, Washington D.C., 1101 6th St SW | 1986-02-28 | 1986-04-20 | 1986 | 1 | |
| Kurhaus & Stadttheater Meran | Kurhaus & Stadttheater Meran | Italy, Meran, Freiheitsstr. 33 | 1997-10-15 | 1997-10-15 | 1997 | 1 | |
| Kansai Geijutsuza Studio | Kansai Geijutsuza Studio | Japan, Osaka | 1958-11-19 | -- | 1958 | 1 | |
| Kirche Schönau | Kirche Schönau | Switzerland, Thun | 1985-11-29 | 1985-11-30 | 1985 | 1 | |
| Konzert- und Theatersaal, Nordhorn | Konzert- und Theatersaal, Nordhorn | Germany, Nordhorn, Ootmarsumer Weg 14 | 2010-03-12 | -- | 2010–2018 | 2 | |
| Krasnodar | Krasnodar | Russia, Krasnodar | 1899-05-20 | -- | 1899 | 1 | |
| Kulturhuset Zahl | Kulturhuset Zahl | Norway, Nesna, Nesna | 2009-04-29 | -- | 2009 | 1 | |
| Kazan | Kazan | Russia, Republic of Tatarstan | 1908-10-01 | -- | 1908–2003 | 2 | |
| Kinkikan Hall | Kinkikan Hall | Japan, Tokyo | 1902-04-06 | -- | 1902 | 1 | |
| King’s Head Theatre | King’s Head Theatre | England, London, 115 Upper Street | 1996-06-19 | -- | 1996 | 1 | |
| Khedivial Theatre | Khedivial Theatre | Egypt, Cairo, EL Borg Gezira | 1892-03-15 | -- | 1892 | 1 | |
| Karlsruhe | Karlsruhe | Germany, Karlsruhe | -- | -- | | | |
| Kulturhuset Milepelen | Kulturhuset Milepelen | Norway, Sagstua, Herredsveien 2 | 1989-09-17 | 2015-09-30 | 1989–2015 | 3 | |
| Karmøy | Karmøy | Norway, Karmøy | 2005-05-30 | -- | 2005 | 1 | |
| Královské zemské České divadlo | Královské zemské České divadlo | Czech Republic, Prague | 1878-04-15 | -- | 1878 | 1 | |
| Kulturhuset i Toftlund | Kulturhuset i Toftlund | Denmark, Toftlund, Søren Jensens Vej 2 | 2002-03-08 | -- | 2002 | 1 | |
| Kaimscher Konzertsaal | Kaimscher Konzertsaal | Germany, Munich, Türkenstraße 5 | 1896-02-27 | -- | 1896 | 1 | |
| Kleines Theater Bargteheide | Kleines Theater Bargteheide | Germany, Bargteheide, Hamburger Str. 3 | 2007-02-11 | -- | 2007 | 1 | |
| Kent State University Theatre | Kent State University Theatre | United States, Kent, B141 Music and Speech Building | 1968-04-06 | -- | 1968 | 1 | |
| Kulturzentrum Brotfabrik Bonn | Kulturzentrum Brotfabrik Bonn | Germany, Bonn | 2016-05-12 | 2016-10-29 | 2016 | 1 | |
| Kunstencentrum De Vlasbloem | Kunstencentrum De Vlasbloem | Belgium, Nieuwkerken-Waas, Gyselstraat 9 | 2007-03-10 | 2007-03-31 | 2007 | 1 | |
| Kokomo | Kokomo | United States, Kokomo | 1903-10-29 | 1903-10-29 | 1903 | 1 | |
| Kaiserlich-königliches Theater in Salzburg | Kaiserlich-königliches Theater in Salzburg | Austria, Salzburg, Makartplatz | 1881-07-12 | -- | 1881–1891 | 3 | |
| Komm. kinoen | Komm. kinoen | Norway, Steinkjer | 1952-03-07 | -- | 1952 | 1 | |
| Kalundborg | Kalundborg | Denmark, Kalundborg | -- | -- | | | |
| Kath. Pfarreizentrum | Kath. Pfarreizentrum | Switzerland, Windisch, Hauserstrasse 18 | 2011-04-29 | -- | 2011 | 1 | |
| Koomesh Theater City Hall | Koomesh Theater City Hall | Iran, Semnan, Qods St, Semnan Province, Semnan | 2018-10-08 | 2020-02-20 | 2018–2020 | 2 | |
| Kontraskjæret | Kontraskjæret | Norway, Oslo, Oslo | 2012-08-25 | -- | 2012 | 1 | |
| Krajské oblastní divadlo Hradec Králové | Krajské oblastní divadlo Hradec Králové | Czech Republic, Hradec Králové | 1960-04-09 | -- | 1960 | 1 | |
| Kielce | Kielce | Poland, Kielce | 1908-09- | -- | 1908–1918 | 4 | |
| Kolozsvari Nemzeti Színház | Kolozsvari Nemzeti Színház | Romania, Cluj-Napoca | 1889-12-09 | 1931-03-31 | 1889–1944 | 10 | |
| Kongsvinger | Kongsvinger | Norway, Kongsvinger | 1952-03-11 | -- | 1952–2005 | 10 | |
| Kurtheater Salzbrunn | Kurtheater Salzbrunn | Poland, Szczawno-Zdrój | 1903-07-10 | -- | 1903 | 1 | |
| Katoto Secondary School | Katoto Secondary School | Malawi, Katoto | 2006-06-04 | -- | 2006 | 1 | |
| Kruseløkka ungdomsskole | Kruseløkka ungdomsskole | Norway, Sarpsborg, Hans Nielsen Hauges gate 33 | 2006-10-24 | 2006-10-25 | 2006 | 1 | |
| Kulturhuset | Kulturhuset | Norway, Tromsø, Erling Bangsunds plass 1 | 1993-03-21 | 2022-05-11 | 1993–2022 | 12 | |
| Kommunehuset | Kommunehuset | Norway, Nannestad | 1969-02-14 | -- | 1969–1978 | 5 | |
| Kungsör | Kungsör | Sweden, Kungsör | 1993-10-15 | -- | 1993 | 1 | |
| Kokkola | Kokkola | Finland, Kokkola | -- | -- | | | |
| Kagoshima City Central Public Hall | Kagoshima City Central Public Hall | Japan, Kagoshima | 1986-05-23 | -- | 1986 | 1 | |
| Kinoen, Longyearbyen | Kinoen, Longyearbyen | Norway, Svalbard | 1979-11-04 | -- | 1979 | 1 | |
| Kinoen | Kinoen | Norway, Verdal | 1961-02-14 | -- | 1961–1971 | 2 | |
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