| Kulturhaus Chur | Kulturhaus Chur | Switzerland, Chur, Bienenstrasse 7 | 2002-04-26 | 2002-04-27 | 2002 | 1 | |
| Krasnapolsky | Krasnapolsky | Netherlands, Amsterdam | 1938-03-20 | -- | 1938 | 1 | |
| Kulturhuset Halmstad | Kulturhuset Halmstad | Sweden, Halmstad, Furuvägen 41 | 2010-11-27 | -- | 2010 | 1 | |
| Kazalište Marina Držiča | Kazalište Marina Držiča | Croatia, Dubrovnik, Pred Dvorom 3 | -- | -- | | 1 | |
| Kyōtofu Tachi bunka geijutsu kaikan | Kyōtofu Tachi bunka geijutsu kaikan (Kyoto Prefectural Center for Arts and Culture) | Japan, Kyoto | 1987-06-18 | 1987-06-20 | 1987 | 1 | |
| Kommunestyresalen, Rådhuset | Kommunestyresalen, Rådhuset | Norway, Grimstad, Arendalsveien 23 | 2009-10-28 | -- | 2009 | 1 | |
| Kentucky, The | The Kentucky | United States of America, Lexington | 1903-12-17 | -- | 1903 | 1 | |
| Kutno | Kutno | Poland, Kutno | 1918-04- | -- | 1918 | 1 | |
| Koninklijke Stadsschouwburg | Koninklijke Stadsschouwburg | Belgium, Kortrijk, Schouwburgplein 14 | 1978-11-10 | -- | 1978 | 1 | |
| Kulturbygget | Kulturbygget | Norway, Fagernes | 1981-11-06 | -- | 1981 | 1 | |
| Kristiansand Katedralskole | Kristiansand Katedralskole | Norway, Kristiansand, Jegersbergveien 1 | 2006-03-20 | -- | 2006 | 1 | |
| Kulturzentrum Großenhain | Kulturzentrum Großenhain | Germany, Grossenhain | 2009-01-18 | -- | 2009 | 1 | |
| Kongsberg Musikkteater | Kongsberg Musikkteater | Norway, Kongsberg, Hasbergs vei 36 | 2019-09-17 | 2019-10-11 | 2019 | 1 | |
| Konzert Theater Coesfeld | Konzert Theater Coesfeld | Germany | 2012-03-07 | 2012-03-07 | 2012 | 1 | |
| Karaganda Regional Academic Kazakh Drama Theater | Karaganda, in the S. Seifullin Karaganda Regional Academic Kazakh Drama Theater | Kazakhstan, Karaganda | 2023-12-20 | 2023-12-20 | 2023 | 1 | |
| Kurhaus (Großer Saal) | Kurhaus (Großer Saal) | Germany, Bad Soden am Taunus | 1963-11-06 | -- | 1963 | 1 | |
| Kulturhalle Remchingen | Kulturhalle Remchingen | Germany, Remchingen, Hauptstraße 115 | 1997-09-21 | 2000-01-26 | 1997 | 1 | |
| Kinimatografos Apollon | Kinimatografos Apollon | Greece, Livadeia | 1981-11-11 | -- | 1981 | 1 | |
| Kwai Tsing Theatre Auditorium | Kwai Tsing Theatre Auditorium | Hong Kong, Kwai Chung, 12 Hing Ning Rd, | 2013-06-28 | 2013-06-29 | 2013 | 1 | |
| Kellertheater Hamburg | Kellertheater Hamburg | Germany, Hamburg, Johannes-Brahms-Platz 1 | 2018-10-19 | -- | 2018 | 1 | |
| Kreiskulturraum | Kreiskulturraum | Germany, Kronach, Siechenangerstraße 13 | 2002-11-15 | 2002-11-17 | 2002 | 1 | |
| Kinder- und Jugendtheater am Landestheater Tübingen | Kinder- und Jugendtheater am Landestheater Tübingen | Germany, Tübingen, Eberhardstraße 6 | 2010-04-10 | 2011-05-14 | 2010 | 1 | |
| Kvartersteatern | Kvartersteatern | Sweden, Norrköping, Tunnbindaregatan 37 | 2020-03-06 | -- | 2020 | 1 | |
| KVS Box | KVS Box | Belgium, Brussels, 9 Quai aux Pierres de Taille | 2005-03-03 | 2005-03-06 | 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 | |
| Kvinnemuseet | Kvinnemuseet | Norway, Kongsvinger, 2211 Kongsvinger | 2002-08-29 | 2002-09-13 | 2002 | 1 | |
| Kleist Forum | Kleist Forum | Germany, Frankfurt (Oder), Platz der Einheit 1 | 2006-12-09 | -- | 2006 | 1 | |
| Klein RaamTeater | 't Klein RaamTeater | Belgium, Antwerp | 1989-03-16 | 1989-04-29 | 1989 | 1 | |
| Korjaamo Teatteri | Korjaamo Teatteri | Finland, Helsinki, Töölönkatu 51 a-b | 2016-08-23 | 2016-08-24 | 2016 | 1 | |
| Kulturhaus Osterfeld | Kulturhaus Osterfeld | Germany, Pforzheim, Osterfeldstraße 12 | 2007-03-29 | 2007-03-28 | 2007 | 1 | |
| Kenendy Theatre | Kennedy Theatre | United States of America, Honolulu, 1770 East-West Rd | 2018-04-13 | 2018-04-22 | 2018 | 1 | |
| Kulturhuset Spira | Kulturhuset Spira | Sweden, Jönköping, Kulturgatan 3 | 2020-02-07 | 2020-03-15 | 2020 | 1 | |
| Klubhaus i Berlin-Spandau | Klubhaus i Berlin-Spandau | Germany, Berlin, Westerwaldstr. 13 | 2002-09-20 | 2002-10-06 | 2002 | 1 | |
| Katoto Secondary School | Katoto Secondary School | Malawi, Katoto | 2006-06-04 | -- | 2006 | 1 | |
| Kaimscher Konzertsaal | Kaimscher Konzertsaal | Germany, Munich, Türkenstraße 5 | 1896-02-27 | -- | 1896 | 1 | |
| Kellertheater Thun | Kellertheater Thun | Switzerland, Thun | 1985-10-26 | 1985-11-09 | 1985 | 1 | |
| Kent State University Theatre | Kent State University Theatre | United States of America, Kent, B141 Music and Speech Building | 1968-04-06 | -- | 1968 | 1 | |
| Kirkens Bymisjon | Kirkens Bymisjon | Norway, Fredrikstad, O. P. Pettersens gate 4 | 2009-06-15 | -- | 2009 | 1 | |
| Kommunales Kontakttheater | Kommunales kontakttheater (KKT) | Germany, Stuttgart, Kissinger Straße 66A | 1996-06-07 | -- | 1996 | 1 | |
| Kulturring Neuhausen | Kulturring Neuhausen | Germany, Neuhausen auf den Fildern, Fuchslöcherstraße 15 | 2007-03-20 | -- | 2007 | 1 | |
| Kleine Bühne Flensburg | Kleine Bühne Flensburg | Germany, Flensburg, Nordergraben 12 | 2011-05-26 | -- | 2011 | 1 | |
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