| Château de Clermont | Château de Clermont | France, Clermont, Voie Communale N°6 du Chef Lieu À la Rn 510, | 2001-07- | -- | 2001 | 1 | |
| Civic Centre Bismarck | Civic Centre Bismarck | United States of America, Bismarck | 1914-05-04 | 1914-05-04 | 1914 | 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 | |
| Civic Theatre | Civic Theatre | England, Darlington, Parkgate | 2004-02-24 | 2004-02-28 | 2004 | 1 | |
| Centralen Voenen Club (Central Military Club) | Centralen Voenen Club (Central Military Club) | Bulgaria, Sofia, 7 Tzar Osvoboditel Blvd. | 2003-01-17 | -- | 2003 | 1 | |
| Centro para las artes Zoco | Centro para las artes Zoco | Chile, Lo Barnechea | 2025-05-16 | 2025-06-15 | 2025 | 1 | |
| Circle in the Square Theatre | Circle in the Square Theatre | United States of America, New York, 235 West 50th St. | 1976-02-27 | 2024-06-23 | 1976–2024 | 3 | |
| Comberton Village College | Comberton Village College | England, Cambridgeshire, West Street, Comberton | 2017-07-08 | -- | 2017 | 1 | |
| Centquatre, Le | Le Centquatre (Le 104) | France, Paris, 104 Rue d'Aubervilliers | 2013-05-25 | 2013-05-26 | 2013 | 1 | |
| Cool | Cool | Netherlands, Heerhugowaard, Coolplein 1 | 2009-11-13 | -- | 2009 | 1 | |
| Cultureel Studenten Centrum Usva | Cultureel Studenten Centrum Usva | Netherlands, Groningen, Munnekeholm 10 | 2004-10-15 | -- | 2004 | 1 | |
| Cinepalace Riccione | Cinepalace Riccione | Italy, Riccione, Viale Virgilio, 19 | -- | -- | | | |
| Centrum Sztuki Studio im. St. I. Witkiewicza | Centrum Sztuki Studio im. St. I. Witkiewicza | Poland, Warsaw, Plac Defilad 1 | 1991-03-06 | -- | 1991 | 1 | |
| Colegio Mayor Francisco Franco | Colegio Mayor Francisco Franco | Spain, Madrid, Avenida Seneca 12, Madrid | 1963-10-28 | -- | 1963 | 1 | |
| Cultuurcentrum De Herbakker | Cultuurcentrum De Herbakker | Belgium, Eeklo, Pastoor de Nevestraat 10 | 1998-10-22 | -- | 1998–2009 | 3 | |
| Casal | El Casal | Spain, Tàrrega | 1993-09-11 | 1993-09-11 | 1993 | 1 | |
| Cultuurcentrum de Werft | Cultuurcentrum de Werft | Belgium, Geel, Werft 32 | 2007-11-13 | -- | 2007–2009 | 2 | |
| Campobasso | Campobasso | Italy, Campobasso | -- | -- | | | |
| Chassé Theater | Chassé Theater () | Netherlands, Breda, Van Claudius Prinsenlaan 8 | 1998-12-08 | -- | 1998–2017 | 10 | |
| Codarts | Codarts | Netherlands, Rotterdam | 2023-04-27 | 2023-04-27 | 2023 | 1 | |
| City Lights Theater Company | City Lights Theater Company | United States of America, San Jose, 529 S Second St | 2013-03-21 | 2024-02-18 | 2013–2024 | 2 | |
| Centro Cultural Nicolás Salmerón | Centro Cultural Nicolás Salmerón | Spain, Madrid, Calle Mantuano, 51 | 2017-11-20 | -- | 2017 | 1 | |
| Cultuurcentrum Deurne | Cultuurcentrum Deurne | Belgium, Deurne (Antwerpen), Frans Messingstraat 36 | 1999-03-18 | 1999-10-26 | 1999 | 2 | |
| Como | Como | Italy, Como | 1894-04-07 | -- | 1894 | 1 | |
| Cristuru Secuiesc | Cristuru Secuiesc | Romania, Cristuru Secuiesc | 1911-06-09 | -- | 1911 | 1 | |
| Cinema Teatro Agorà | Cinema Teatro Agorà | Italy, Cernusco Sul Naviglio, Via Marcelline, 37 - 20063 | 2022-09-30 | 2022-10-02 | 2022 | 1 | |
| Crookston town Square | Crookston town Square | United States of America, Crookston | 2019-06-07 | 2019-06-08 | 2019 | 1 | |
| Casinos Lille Teater | Casinos Lille Teater | Denmark, Copenhagen | -- | -- | | | |
| Commercial Club Assembly Hall | Commercial Club Assembly Hall | United States of America, Hood River | 1910-09-14 | 1910-09-14 | 1910 | 1 | |
| Century Theatre | Century Theatre | United States of America, New York, Central Park West & W 62nd St | 1923-11- | -- | 1923 | 2 | |
| Carl-Theater | Carl-Theater | Austria, Vienna, Praterstraße 31 | 1888-03-19 | 1898-06-12 | 1888–1906 | 16 | |
| Comedy Theatre | Comedy Theatre | England, London, Panton Street | 1960-01-05 | 2001-07-14 | 1960–2001 | 2 | |
| Cultural Center Tivat | Centar Za Kulturu Tivat | Montenegro, Tivat, Luke Tomanovica 4, 85320 | 2025-04-08 | -- | 2025 | 1 | |
| China Central Academy of Theatre | China Central Academy of Theatre | China, Beijing | 2014-11-23 | -- | 2014 | 1 | |
| Crescent Theatre | Crescent Theatre | Ireland, Limerick | 1980-02-11 | 1980-02-16 | 1980 | 1 | |
| Centre culturel Mathis | Centre culturel Mathis | France, Paris, 15, rue Mathis | 1985-03-14 | 1985-03-16 | 1985 | 1 | |
| Comédie de Béthune, La | La Comédie de Béthune | France, Béthune, 138 Rue du 11 Novembre | 2010-11-30 | 2010-12-10 | 2010 | 1 | |
| Court House Theatre | Court House Theatre | Canada, Niagara-on-the-Lake, 26 Queen Street | 1974-06-27 | 2012-09-29 | 1974–2012 | 5 | |
| Company OnStage | Company OnStage | United States of America, Houston, 536 Westbury Square | 2005-01-14 | 2012-02-18 | 2005–2012 | 2 | |
| Conservatoire Gabriel Fauré | Conservatoire Gabriel Fauré | France, Paris, 12 Rue de Pontoise | 2004-10-04 | -- | 2004 | 1 | |
| Činoherní studio | Činoherní studio | Czech Republic, Ústí nad Labem, Varšavská 767 | 1984-05-28 | -- | 1984–2011 | 2 | |
| Comédie de Colmar - Centre dramatique national Grand Est Alsace | Comédie de Colmar - Centre dramatique national Grand Est Alsace | France, Colmar, 6 Route d'Ingersheim | 1948-04- | 2010-03-23 | 1948–2010 | 2 | |
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