| Canada | Canada | Canada | 1952-10-16 | -- | 1952–1978 | 12 | |
| Cuciulata | Cuciulata | Romania, Cuciulata | -- | -- | | | |
| Cinema Teatro Dorico | Cinema Teatro Dorico | Italy, Ancona, Via Agostino Peruzzi, 60128 | 2016-01-16 | -- | 2016 | 1 | |
| Chão de Oliva | Chão de Oliva | Portugal, Sintra, Rua Veiga da Cunha,20 | 2007-05-17 | 2007-06-24 | 2007 | 1 | |
| Cabaret Theater | Cabaret Theater | United States of America, New York, 155 First Avenue | 2018-08-31 | 2018-09-13 | 2018 | 1 | |
| Český rozhlas (Czech Radio) | Český rozhlas (Czech Radio) | Czech Republic, Brno | 2006-05-23 | 2012-10-20 | 2006 | 1 | |
| Community Concert Hall, Fort Lewis College | Community Concert Hall, Fort Lewis College | United States of America, Durango, 1000 Rim Dr | -- | -- | | | |
| Circul de Granada | Circul de Granada | Spain, Gracia (Barcelona) | 1894-05-10 | 1894-05-10 | 1894 | 1 | |
| Casa de Cultură a Studenților | Casa de Cultură a Studenților | Romania, Cluj-Napoca, Piaţa Lucian Blaga 1-3 | 2012-04-20 | -- | 2012 | 1 | |
| Comwell Hankø Hotell og Spa | Comwell Hankø Hotell og Spa | Norway, Gressvik, Vikaneveien 405 | 2006-08-11 | -- | 2006–2007 | 2 | |
| Cultureel Centrum Nova (CC De Poort Wetteren) | Cultureel Centrum Nova (CC De Poort Wetteren) | Belgium, Wetteren, Molenstraat 2/B | 2002-02-18 | 2002-02-19 | 2002 | 1 | |
| Concordia University Texas (School of Fine Arts) | Concordia University Texas (School of Fine Arts) | United States of America, Office C-206 | 512.313.5410 11400 Concordia University Dr. Austin, TX 78726 | 2016-11-04 | 2016-11-14 | 2016 | 1 | |
| CC Adelberg | CC Adelberg | Belgium, Lommel, Adelbergpark 1 | 1998-12-19 | -- | 1998–2007 | 2 | |
| CC Het Gasthuis | CC Het Gasthuis | Belgium, Aarschot | 2007-11-23 | -- | 2007 | 1 | |
| Citadel Theatre | Citadel Theatre | Canada, Edmonton | 1972-03-22 | 1996-10-06 | 1972–1996 | 3 | |
| Cultureel Centrum Maasmechelen | CC Maasmechelen | Belgium, Maasmechelen, Koninginnelaan 42 | 1995-03-24 | -- | 1995–2014 | 3 | |
| Cankarjev Dom | Cankarjev Dom | Slovenia, Ljubljana | 2011-02-10 | 2011-02-11 | 2011–2024 | 2 | |
| Clark Center for the Performing Arts | Clark Center for the Performing Arts | United States of America, Arroyo Grande, 487 Fair Oaks Avenue | 1972-09-30 | 1972-10-09 | 1972 | 1 | |
| Castle, the | The Castle | England, Wellingborough, 10 Castle Way | 2011-03-31 | 2014-10-22 | 2011–2014 | 3 | |
| Christian C. Yegen Theatre | Christian C. Yegen Theatre | United States of America, New York, 100 East 17th Street | 1988-10-05 | 1988-11-27 | 1988 | 1 | |
| Coal Mine Theatre | Coal Mine Theatre | Canada, Toronto, 2076 Danforth Ave | 2024-05-05 | 2024-05-26 | 2024 | 1 | |
| Chakana Entertainment Centre | Chakana Entertainment Centre | Malawi, Nkhata Bay | 2006-06-11 | -- | 2006 | 1 | |
| Cutting Ball Theater, The | The Cutting Ball Theater | United States of America, San Francisco, 277 Taylor St | 2017-01-19 | 2017-02-26 | 2017 | 1 | |
| Cable Hall | Cable Hall | United States of America, Atlanta | 1914-04-02 | 1914-04-02 | 1914 | 1 | |
| Centro Cultural Manzana de la Rivera / Sala García Lorca | Centro Cultural Manzana de la Rivera / Sala García Lorca | Paraguay, Asunción, Ayolas 129 c/ Benjamín Constant | 2019-12-17 | 2019-12-18 | 2019–2020 | 2 | |
| Christchurch Studio Theatre | Christchurch Studio Theatre | England, London | 1951-03-06 | 1951-03-11 | 1951 | 1 | |
| Cardinal Stritch University Theatre | Cardinal Stritch University Theatre | United States of America, Milwaukee, 6801 N. Yates Rd. | 1993-02-12 | 1993-02-21 | 1993 | 1 | |
| Centro Cultura Irapay | Centro Cultura Irapay | Peru, C. Ricardo Palma 175, Iquitos 16006, Peru | 2018-01-15 | 2018-01-16 | 2018 | 1 | |
| China Experimental Theatre | China Experimental Theatre | China, Shanghai | 1998-04-01 | -- | 1998–2001 | 2 | |
| CC Zwijgershoek | CC Zwijgershoek | Belgium, St. Niklaas | 2001-02-13 | 2001-02-13 | 2001 | 1 | |
| Century Club Theatre | Century Club Theatre | United States of America, Reno | 1909-11-26 | 1909-11-26 | 1909 | 1 | |
| Comédie de Saint-Étienne, La | La Comédie de Saint-Étienne | France, Saint-Étienne, Place Jean Dasté | 2016-02-10 | 2018-11-30 | 2016–2018 | 2 | |
| Cercle d'Emulation | Cercle d'Emulation | Belgium, Liège | 1893-12- | -- | 1893 | 1 | |
| CC Den Blank | CC Den Blank (Cultuurcentrum Den Blank) | Belgium, Overijse, Begijnhof 11 | 2006-12-05 | -- | 2006 | 1 | |
| College Theatre, San Jose State College | College Theatre, San Jose State College | United States of America, San Jose, 1 Washington Sq | 1963-03-22 | 1963-03-30 | 1963 | 1 | |
| Chiswick Town Hall | Chiswick Town Hall | England, London, Heathfield Terrace, Turnham Green, Chiswick | 1956-06-09 | -- | 1956 | 1 | |
| Cellar Playhouse, The | The Cellar Playhouse | United States of America, San Antonio, 800 W Ashby Place | 2018-09-13 | 2018-09-16 | 2018 | 1 | |
| Československý rozhlas Brno | Československý rozhlas Brno | Czech Republic, Brno | 1956-05-10 | 2012-09-29 | 1956–1968 | 3 | |
| Centro Cultural de Belém | Centro Cultural de Belém | Portugal, Lisbon, Praça do Império | 2011-02-10 | 2011-02-13 | 2011 | 1 | |
| Carré Colonne | Carré Colonne | France, Saint-Médard-en-Jalles, Place de la République | 2018-03-08 | 2018-03-09 | 2018 | 1 | |
| Comedy Theatre | Comedy Theatre | United States of America, New York, 41st St. near 6th Avenue | 1916-05-07 | 1917-05-26 | 1916–1926 | 3 | |
| Cinema Teatro Odeon | Cinema Teatro Odeon | Italy, Roseto degli Abruzzi Abruzzo, V. Nazionale SNC | 2008-02-22 | -- | 2008 | 1 | |
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