| Civic Theatre | Civic Theatre | England, Darlington, Parkgate | 2004-02-24 | 2004-02-28 | 2004 | 1 | |
| Čakovec | Čakovec | Croatia, Čakovec | 1908-03-15 | -- | 1908 | 1 | |
| CC Guldenberg | CC Guldenberg | Belgium, Wevelgem, Acaciastraat 1 | 1998-11-28 | -- | 1998 | 1 | |
| Créteil | Créteil | France, Créteil | -- | -- | | | |
| Cultureel Studenten Centrum Usva | Cultureel Studenten Centrum Usva | Netherlands, Groningen, Munnekeholm 10 | 2004-10-15 | -- | 2004 | 1 | |
| Carl-Theater | Carl-Theater | Austria, Vienna, Praterstraße 31 | 1888-03-19 | 1898-06-12 | 1888–1906 | 16 | |
| Csokonai Színház | Csokonai Színház | Hungary, Debrecen, Kossuth u. 10. | 1917-12-16 | 1918-04-06 | 1917–1994 | 7 | |
| Cafè Puig | Teatre Cafè Puig | Spain, Barcelona | 1913-09-20 | -- | 1913 | 1 | |
| CC Adelberg | CC Adelberg | Belgium, Lommel, Adelbergpark 1 | 1998-12-19 | -- | 1998–2007 | 2 | |
| Centro Cultural de Noáin | Centro Cultural de Noáin | Spain, Noáin, C. Real, 10 | 2009-04-24 | 2009-04-24 | 2009 | 1 | |
| Cenade | Cenade | Romania, Cenade | -- | -- | | | |
| Cinema Kiev | Cinema Kiev | Ukraine, Kiev, str. Chervonoarmiyska, 19 | 2017-11-07 | 2017-11-07 | 2017 | 1 | |
| CC ´t Bruggeske | CC ´t Bruggeske (Cultuurcentrum Bruggeske Kapellen) | Belgium, Kapellen, Dorpsstraat 45 | 2006-12-06 | -- | 2006 | 1 | |
| Circolo Ricreativo Crc Antella | Circolo Ricreativo Crc Antella | Italy, Antella, Via di Pulicciano, 53, 50012 Antella FI, Italy | 2016-02-17 | -- | 2016 | 1 | |
| Cankarjev Dom | Cankarjev Dom | Slovenia, Ljubljana | 2011-02-10 | 2011-02-11 | 2011–2024 | 2 | |
| Changchun Dazhong Juchang | Changchun Dazhong Juchang (Changchun Public Theatre) | China, Changchun, Nanguan Distric, Changchun City, Jilin Province | 2018-07-05 | 2018-07-07 | 2018 | 1 | |
| Cinema-Teatro Lumière | Cinema-Teatro Lumière | Italy, Termoli, CB, Fratelli Brigida, 102 | 2008-02-27 | -- | 2008 | 1 | |
| Croydon Repertory Theatre | Croydon Repertory Theatre | England, London, 23 Wellesley Road | 1932-10-17 | -- | 1932–1936 | 4 | |
| Complesso industriale ex-Minganti | Complesso industriale ex-Minganti | Italy, Bologna | 2001-10-18 | 2001-10-29 | 2001 | 1 | |
| Centro Cultural de Ílhavo | Centro Cultural de Ílhavo | Portugal, Ílhavo, Avenida 25 de Abril | 2009-07-03 | 2009-07-05 | 2009 | 1 | |
| Chandigarh Festival | Chandigarh Festival | India, Chandigarh, Chandigarh | 2010-12-07 | -- | 2010 | 2 | |
| Csongrád | Csongrád | Hungary, Csongrád | 1936-11-01 | -- | 1936 | 1 | |
| Československý rozhlas Praha | Československý rozhlas Praha | Czech Republic, Prague | 1953-09-28 | 2012-10-06 | 1953–2012 | 3 | |
| CIRCa | CIRCa | France, Auch, Allée des Arts | 2019-03-22 | -- | 2019 | 1 | |
| Československá televize, Studio Praha | Československá televize, Studio Praha | Czech Republic, Prague | 1964-10-28 | 1994-05-04 | 1964–2000 | 13 | |
| Center for Remembering and Sharing | Center for Remembering and Sharing | United States of America, New York, 123 4th Ave | 2006-04-14 | 2006-05-07 | 2006 | 1 | |
| Colden Center, Queens College of The City University of New York | Colden Center, Queens College of The City University of New York | United States of America, Flushing, 65-30 Kissena Boulevard | 1963-07-19 | 1963-07-27 | 1963 | 1 | |
| Csokonai Színház Irodalmi Kamaraszínház | Csokonai Színház Irodalmi Kamaraszínház | Hungary, Debrecen, Kossuth utca 10 | 1947-03-02 | -- | 1947 | 1 | |
| Cour des Trois Coquins, La | La Cour des Trois Coquins (La Cour des 3 Coquins) | France, Clermont-Ferrand, 12, rue Agrippa d’Aubigné | 2019-06-21 | 2019-06-23 | 2019 | 1 | |
| Cultuurcentrum De Spil | Cultuurcentrum De Spil | Belgium, Roeselare, Hippoliet Spilleboutdreef 1 | 2007-11-15 | -- | 2007 | 1 | |
| Chişinău | Chişinău | Moldova, Chişinău | -- | -- | | | |
| Company OnStage | Company OnStage | United States of America, Houston, 536 Westbury Square | 2005-01-14 | 2012-02-18 | 2005–2012 | 2 | |
| Centre Culturel Aragon Triolet | Centre Culturel Aragon Triolet | France, Orly, 1 Place du Fer à Cheval, Rue du Docteur Calmette, | 2014-01-24 | 2014-01-24 | 2014 | 1 | |
| Caja de Fósforos | La Caja de Fósforos | Venezuela | -- | -- | | | |
| Cuneo | Cuneo | Italy, Cuneo | 1934-05-01 | 1934-05-02 | 1934 | 1 | |
| Centro Cultural Chacao | Centro Cultural Chacao | Venezuela, Caracas, Av. Tamanaco | 2023-09-07 | 2023-09-10 | 2023 | 1 | |
| Canton | Canton | United States of America, Canton | 1903-10-24 | 1903-12-12 | 1903 | 2 | |
| CC Den Horinck | CC Den Horinck | Belgium, Asse, Noorderlaan 20 | 2000-10-10 | 2008-01-09 | 2000–2008 | 2 | |
| Channel 2, IRIB National TV | Channel 2, IRIB National TV | Iran, Tehran | 1999-02-15 | -- | 1999 | 1 | |
| Casa della Participazione | Casa della Participazione | Italy, Maccarese, Via del Buttero, 10, 00057 | 2019-11-29 | -- | 2019 | 1 | |
| Cumnock Hall | Cumnock Hall | United States of America, Los Angeles | 1910-01-12 | 1910-01-12 | 1910 | 1 | |
| Casa de Cultură Miercurea Ciuc | Casa de Cultură Miercurea Ciuc | Romania, Miercurea Ciuc | 2018-05-06 | 2018-05-06 | 2018 | 1 | |
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