| King's College, Taunton | King's College, Taunton | England, Somerset, South Rd | 2008-03-29 | 2008-04-05 | 2008 | 1 | |
| Kh Kala Soudha | Kh Kala Soudha | India, Hanumantha Nagar Bangalore, Ramanjaneya Temple Compound | 2019-01-18 | 2019-01-18 | 2019 | 1 | |
| Kolozsvári Nemzeti Színház | Kolozsvári Nemzeti Színház | Romania, Cluj-Napoca | 1925-10-22 | 1925-12-19 | 1925–1930 | 4 | |
| Kulturbadet | Kulturbadet | Norway, Sandnessjøen, Torolv Kveldulvsons gate 10 | 2017-09-26 | 2020-10-19 | 2017–2020 | 3 | |
| Kortrijk | Kortrijk | Belgium, Kortrijk | 1995-01-24 | -- | 1995 | 1 | |
| Koriyama | Koriyama | Japan, Koriyama | 2010-02-09 | -- | 2010 | 1 | |
| Kanalbåten Henrik Ibsen, Løveids sluser | Kanalbåten Henrik Ibsen, Løveids sluser | Norway, Skien, Skotfoss, Festiviteten | 2007-05-23 | 2007-06-14 | 2007 | 1 | |
| Kreiskulturraum | Kreiskulturraum | Germany, Kronach, Siechenangerstraße 13 | 2002-11-15 | 2002-11-17 | 2002 | 1 | |
| Kammerspiele | Kammerspiele | Germany, Düsseldorf | 1946-06-07 | -- | 1946 | 1 | |
| Königliches Freistädtisches Theater | Königliches Freistädtisches Theater Oedenburg | Hungary, Ödenburg, Sopron | 1878-- | -- | 1878 | 1 | |
| Krajské divadlo Kolín | Krajské divadlo Kolín | Czech Republic, Kolín | 1976-04-30 | -- | 1976 | 1 | |
| Kotka | Kotka | Finland, Kotka | -- | -- | | | |
| Kinoteatret | Kinoteatret | Norway, Askim, Kirkegata 5 | 1960-10-21 | -- | 1960–1977 | 4 | |
| Kviteseid ungdomsskole | Kviteseid ungdomsskole | Norway, Kviteseid, Skulevegen 9 | 2004-09-14 | -- | 2004 | 1 | |
| Königliches Hof- und National-Theater | Königliches Hof- und National-Theater | Germany, Munich, Max-Joseph-Platz 2 | 1876-04-10 | -- | 1876–1907 | 10 | |
| Kulturhuset | Kulturhuset | Norway, Kvinesdal | 1986-04-15 | -- | 1986–1997 | 3 | |
| Karpenisi, Spercheiada, Malaisina and other cities | Karpenisi, Spercheiada, Malaisina and other cities | Greece, Karpenisi, Spercheiada, Malaisina and ot | 1981-12-14 | 1981-12-29 | 1981 | 1 | |
| Komm. kino | Komm. kino | Norway, Mysen | 1959-01-14 | 1959-01-15 | 1959 | 1 | |
| Kleist Forum | Kleist Forum | Germany, Frankfurt (Oder), Platz der Einheit 1 | 2006-12-09 | -- | 2006 | 1 | |
| KCET (USA) | KCET (USA) | United States | 1990-01-01 | -- | 1990 | 1 | |
| Komárom | Komárom | Hungary, Komárom | 1925-03-25 | -- | 1925–1935 | 2 | |
| Kid Ailac Art Hall | Kid Ailac Art Hall | Japan, Tokyo, 2-43 Matsubara, Setagaya-ku | 1998-06-20 | 1998-06-21 | 1998 | 1 | |
| Kammerspiele Seeb | Kammerspiele Seeb | Switzerland, Seeb-Winkel | 1987-09-04 | 1987-10-03 | 1987 | 1 | |
| Kantiforum | Kantiforum | Switzerland, Wohlen, Allmendstrasse 26 | 2009-09-15 | -- | 2009 | 1 | |
| Kulturhuset Bølgen | Kulturhuset Bølgen | Norway, Larvik | 2009-10-30 | 2020-11-11 | 2009–2020 | 13 | |
| Kimen kulturhus | Kimen kulturhus | Norway, Stjørdal, Sandgata 15 | 2015-10-11 | 2020-10-27 | 2015–2020 | 3 | |
| Khios | Khios | Greece, Khios | 1904-07-28 | -- | 1904 | 1 | |
| Keszthely | Keszthely | Hungary, Keszthely | 1925-02-14 | -- | 1925–1926 | 4 | |
| Karasjok | Karasjok | Norway, Karasjok | 1970-09-03 | -- | 1970–2009 | 4 | |
| Kurtheater Bad Kreuznach | Kurtheater Bad Kreuznach | Germany, Bad Kreuznach | 1895-08-26 | -- | 1895 | 1 | |
| Kulturzentrum Güssing | Kulturzentrum Güssing | Austria, Güssing, Schulstraße 6 | 2004-02-28 | -- | 2004 | 1 | |
| Kristiansund videregående skole | Kristiansund videregående skole | Norway, Kristiansund, Sankthanshaugen 2 | 1970-02-11 | -- | 1970–2007 | 2 | |
| Kungliga Teatern | Kungliga Teatern | Sweden, Stockholm, Gustav Adolfs torg 2 | 1902-10-31 | 1966-10-21 | 1902–1966 | 5 | |
| Kristiansund, Festiviteten | Festiviteten Kristiansund (Festiviteten) | Norway, Kristiansund, Kong Olav V's gate 1 | 1952-02-25 | 2014-04-11 | 1952–2014 | 15 | |
| Kantonsschule Kollegium Schwyz | Kantonsschule Kollegium Schwyz | Switzerland, Schwyz, Kollegiumstrasse 24 | 2011-02-18 | 2011-02-26 | 2011 | 1 | |
| Kaluga | Kaluga | Russia, Kaluga | 1982-- | -- | 1982 | 1 | |
| Komödie, Die | Die Komödie | Germany, Berlin, Kurfürstendamm 209 | 1933-02-23 | -- | 1933–1938 | 3 | |
| Kurhaus | Kurhaus | Germany, Bad Schwalbach, Goethepl. 4 | 2007-03-21 | -- | 2007 | 1 | |
| King's Theatre | King's Theatre | Scotland, Glasgow, 297 Bath St | 1965-03-12 | 1965-03-13 | 1965–1972 | 2 | |
| Kulturhaus Osterfeld | Kulturhaus Osterfeld | Germany, Pforzheim, Osterfeldstraße 12 | 2007-03-29 | 2007-03-28 | 2007 | 1 | |
| Kilden | Kilden | Norway, Tønsberg | 1960-03-23 | 1963-03-13 | 1960–1965 | 4 | |
| Kinder- und Jugendtheater Dortmund | Kinder- und Jugendtheater Dortmund | Germany, Dortmund, Sckellstraße 5-7, | 2000-03-04 | -- | 2000 | 1 | |
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