| Centre Dramatique National | Centre Dramatique National | France, Orléans, Boulevard Pierre Segelle | 1997-02- | 1997-01-19 | 1997 | 1 | |
| Center Stage | Center Stage | United States, Baltimore, 700 N Calvert St | 1988-03-04 | 2012-10-21 | 1988–2012 | 2 | |
| Centre d'Art et de Culture | Centre d'Art et de Culture | France, Meudon, 15 Boulevard des Nations Unies | 2003-02-28 | 2003-03-02 | 2003 | 1 | |
| Christchurch Studio Theatre | Christchurch Studio Theatre | England, London | 1951-03-06 | 1951-03-11 | 1951 | 1 | |
| Coupole de Saint-Louis, Théâtre la | Théâtre la Coupole de Saint-Louis | France, Saint-Louis, 2 Croisée des Lys | 2001-05-02 | -- | 2001 | 1 | |
| Cellar Stage Theater | Cellar Stage Theater | United States, Northfield | 1972-02-11 | 1972-02-19 | 1972 | 1 | |
| Centro Cultural de la Cooperación | Centro Cultural de la Cooperación | Argentina, Buenos Aires, Av. Corrientes 1543 | 2006-07-07 | 2012-04-28 | 2006–2011 | 2 | |
| Cannes | Cannes | France, Cannes | -- | -- | | | |
| Chiryu | Chiryu | Japan, Chiryu | 2010-03-11 | -- | 2010 | 1 | |
| Centro Dramático de Ceuta / Instituto Siete Colinas | Centro Dramático de Ceuta / Instituto Siete Colinas | Spain, Ceuta, Barriada Odonnell | 2010-11-12 | 2010-11-20 | 2010 | 1 | |
| CASA 0101 Theater | CASA 0101 Theater | United States, Los Angeles, 2102 E 1st St | 2017-10-19 | 2017-11-12 | 2017 | 1 | |
| Comwell Hankø Hotell og Spa | Comwell Hankø Hotell og Spa | Norway, Gressvik, Vikaneveien 405 | 2006-08-11 | -- | 2006–2007 | 2 | |
| CC Staf Versluys | CC Staf Versluys (Meeting- en Eventcentrum) | Belgium, Bredene, Kapelstraat 76 | 2008-01-26 | -- | 2008 | 1 | |
| Carré, Scène nationale - Centre d'art contemporain, Le | Le Carré, Scène nationale - Centre d'art contemporain | France, Château-Gontier-sur-Mayenne, 4 bis Rue Horeau | 2012-12-04 | -- | 2012 | 1 | |
| Casa de Cultura de Tobarra | Casa de Cultura de Tobarra | Spain, Tobarra, Albacete, Av. Juan Carlos I, 16 | 1993-01-02 | -- | 1993 | 1 | |
| Centre Stage Theatre | Centre Stage Theatre | Australia, Spring Hill, 25 Quarry Street | 2008-05-29 | 2008-06-14 | 2008 | 1 | |
| Cohoes | Cohoes | United States, Cohoes | 1903-10-03 | 1903-10-03 | 1903 | 1 | |
| Comedy Theatre | Comedy Theatre | United States, New York, 41st St. near 6th Avenue | 1916-05-07 | 1917-05-26 | 1916–1926 | 3 | |
| CC De Stringe | CC De Stringe | Belgium, Vichte, Anzegem, Ommersheimplein 5 | 2001-03-13 | 2001-03-13 | 2001 | 1 | |
| Capital Theatre, The | The Capital Theatre | China, Dongcheng District, Beijing, No.22 Wangfujing Street | 2006-08-25 | 2019-12-15 | 2006–2019 | 5 | |
| City Stage Theatre | City Stage Theatre | United States, Kansas City, 30 W Pershing Rd | 2019-08-07 | 2019-08-25 | 2019 | 1 | |
| Clark Center for the Performing Arts | Clark Center for the Performing Arts | United States, Arroyo Grande, 487 Fair Oaks Avenue | 1972-09-30 | 1972-10-09 | 1972 | 1 | |
| Central City Opera House | Central City Opera House | United States, Denver, 124 Eureka Street, Central City | 1937-07-17 | 1937-08-07 | 1937 | 1 | |
| Connecticut | Connecticut | United States, Connecticut | 1998-- | 1998-- | 1998 | 1 | |
| Christian C. Yegen Theatre | Christian C. Yegen Theatre | United States, New York, 100 East 17th Street | 1988-10-05 | 1988-11-27 | 1988 | 1 | |
| Cercle d'Emulation | Cercle d'Emulation | Belgium, Liège | 1893-12- | -- | 1893 | 1 | |
| Český rozhlas (Czech Radio) | Český rozhlas (Czech Radio) | Czech Republic, Brno | 2006-05-23 | 2012-10-20 | 2006 | 1 | |
| Comète - Scène Nationale de Châlons-en-Champagne, La | La Comète - Scène Nationale de Châlons-en-Champagne | France, Châlons-en-Champagne, 5 Rue des Fripiers | 2012-02-16 | 2012-12-06 | 2012 | 1 | |
| City Club of New York | City Club of New York | United States, New York | 1907-02-26 | 1907-02-26 | 1907 | 1 | |
| Cumbernauld Theatre | Cumbernauld Theatre | Scotland, Cumbernauld, Kildrum | 2015-06-19 | 2015-06-20 | 2015 | 1 | |
| Cohen Family Studio Theatre, University of Cincinnati College | Cohen Family Studio Theatre, University of Cincinnati College | United States, Cincinnati, 290 CCM Blvd | 2006-04-27 | 2006-04-29 | 2006 | 1 | |
| Center Square Theatre | Center Square Theatre | United States, Ashland, Southern Oregon University, 1250 Siskiyou Blvd | 2006-05-11 | 2008-11-16 | 2006–2008 | 2 | |
| Crescent Theatre | The Crescent Theatre | England, Birmingham, Brindleyplace, Sheepcote St | 1959-04-11 | 2000-11-25 | 1959–2000 | 2 | |
| Centro de Artes do Espectáculo, Portalegre | Centro de Artes do Espectáculo, Portalegre | Portugal, Portalegre, Praça da Republica 39 | 2009-07-10 | 2009-07-11 | 2009 | 1 | |
| Câmpina | Câmpina | Romania, Câmpina | -- | -- | | | |
| Civic Centre Bismarck | Civic Centre Bismarck | United States, Bismarck | 1914-05-04 | 1914-05-04 | 1914 | 1 | |
| Cultuurcentrum Brugge | Cultuurcentrum Brugge | Belgium, Brugge, Sint-Jakobsstraat 20 | 2007-12-18 | -- | 2007 | 1 | |
| Centre culturel Boris Vian | Centre culturel Boris Vian | France, Les Ulis, Rue du Morvan | 1999-01-19 | 2008-03-27 | 1999–2008 | 2 | |
| Corabia | Corabia | Romania, Corabia | -- | -- | | | |
| Community Concert Hall, Fort Lewis College | Community Concert Hall, Fort Lewis College | United States, Durango, 1000 Rim Dr | -- | -- | | | |
| 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 | |
| CC Ter Vesten | CC Ter Vesten | Belgium, Beveren, Gravenplein 2 | 1998-12-03 | 2008-01-15 | 1998–2008 | 2 | |
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