| Casinoteatret | Casinoteatret | Denmark, Copenhagen | 1861-12-06 | 1907-05-15 | 1861–1927 | 8 | 1 |
| Cordes Hall | Cordes Hall | England, Sunninghill, Berkshire, 2 High Street | 2002-05-09 | 2002-05-18 | 2002 | 1 | |
| CAES Torre Pacheco | CAES Torre Pacheco | Spain, Murcia, Paseo Villa Esperanza 13 | 2010-04-17 | -- | 2010 | 1 | |
| 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 | |
| Centro Universitario Villanueva | Centro Universitario Villanueva | Spain, Madrid, Calle de la Costa Brava, 6 | -- | -- | | | |
| Csongrád | Csongrád | Hungary, Csongrád | 1936-11-01 | -- | 1936 | 1 | |
| Curtis High School | Curtis High School | United States, Staten Island, 105 Hamilton Ave | 2006-10-03 | -- | 2006 | 1 | |
| Connecticut | Connecticut | United States, Connecticut | 1998-- | 1998-- | 1998 | 1 | |
| Chongqing Stars Theater | Chongqing Stars Theater | China, Chongqing, No. 25 Hongen Rd, Jiangbei District, Chongqing City | 2014-09-10 | 2014-09-12 | 2014 | 1 | |
| Cultuurcentrum Deurne | Cultuurcentrum Deurne | Belgium, Deurne (Antwerpen), Frans Messingstraat 36 | 1999-03-18 | 1999-10-26 | 1999 | 2 | |
| Charlestown Working Theater | Charlestown Working Theater | United States, Charlestown, 442 Bunker Hill St | 1988-03-18 | 1988-04-10 | 1988 | 1 | |
| Canadian Theatre School | Canadian Theatre School | Canada, Toronto | 1952-05-14 | -- | 1952 | 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 | |
| Cultureel en Congrescentrum van Sint-Pieters-Woluwe | Cultureel en Congrescentrum van Sint-Pieters-Woluwe | Belgium, St-Pieters-Woluwe, Avenue Charles Thielemans 93 | 1999-10-20 | 2007-- | 1999–2007 | 2 | |
| Circle Theater Company | Circle Theater Company | United States, Manhattan, Broadway and 83rd street | 1973-04-15 | -- | 1973 | 1 | |
| Charlton Park | Charlton Park | England, Canterbury | 2018-06-24 | -- | 2018 | 1 | |
| Centrul Cultural Municipal "George Coşbuc" Bistriţa | Centrul Cultural Municipal "George Coşbuc" Bistriţa | Romania, str. Albert Berger, nr. 10 | 2011-03-28 | -- | 2011 | 1 | |
| Cultuurcentrum De Herbakker | Cultuurcentrum De Herbakker | Belgium, Eeklo, Pastoor de Nevestraat 10 | 1998-10-22 | -- | 1998–2009 | 3 | |
| City Club of New York | City Club of New York | United States, New York | 1907-02-26 | 1907-02-26 | 1907 | 1 | |
| Cernăuţi | Cernăuţi | Ukraine, Cernăuţi | -- | -- | | | |
| Caracal | Caracal | Romania, Caracal | 1927-- | 2015-06-28 | 1927–2015 | 2 | |
| Comberton Village College | Comberton Village College | England, Cambridgeshire, West Street, Comberton | 2017-07-08 | -- | 2017 | 1 | |
| Community College Hall | Community College Hall | Ireland, Co Clare, Scariff | 2007-03-24 | -- | 2007 | 1 | |
| Chassé Theater | Chassé Theater | Netherlands, Breda, Van Claudius Prinsenlaan 8 | 1998-12-08 | -- | 1998–2017 | 10 | |
| Civic Centre Bismarck | Civic Centre Bismarck | United States, Bismarck | 1914-05-04 | 1914-05-04 | 1914 | 1 | |
| Central Library Theatre | Central Library Theatre | Canada, Toronto | 1959-04-24 | -- | 1959 | 1 | |
| Chikamatsuza Theatre | Chikamatsuza Theatre | Japan, Osaka | 1913-11-21 | 1913-11-25 | 1913 | 1 | |
| Como | Como | Italy, Como | 1894-04-07 | -- | 1894 | 1 | |
| Community Concert Hall, Fort Lewis College | Community Concert Hall, Fort Lewis College | United States, Durango, 1000 Rim Dr | -- | -- | | | |
| Circa Theatre | Circa Theatre | New Zealand, Te Aro, Wellington, 1 Taranaki Street | 1995-03-10 | 2019-09-02 | 1995–2019 | 3 | |
| Channel 4, IRIB National TV | Channel 4, IRIB National TV | Iran, Tehran, Jame Jam St | 1998-- | -- | 1998–2006 | 2 | |
| Colonnade Theatre | Colonnade Theatre | Canada, Toronto | 1972-10-30 | -- | 1972 | 1 | |
| Casino Llanes | Casino Llanes | Spain, Llanes, Calle Castillo, 3 | 2017-04-21 | -- | 2017 | 1 | |
| Carriage House, Western Pennsylvania Family Center, The | The Carriage House, Western Pennsylvania Family Center | United States, Pittsburgh, 733 North Highland Avenue | 2003-08-08 | 2003-08-24 | 2003 | 1 | |
| Copley Theatre | Copley Theatre | United States, Boston, 225 Clarendon St | 1917-04-16 | -- | 1917 | 1 | |
| Csokonai Színház Irodalmi Színpad | Csokonai Színház Irodalmi Színpad | Hungary, Debrecen, Kossuth u. 10. | 1946-11-23 | -- | 1946 | 1 | |
| Cinema Kiev | Cinema Kiev | Ukraine, Kiev, str. Chervonoarmiyska, 19 | 2017-11-07 | 2017-11-07 | 2017 | 1 | |
| CC Gemeente Alken | CC Gemeente Alken | Belgium, Alken, Hoogdorpsstraat 38 | 2001-05-17 | 2001-05-17 | 2001 | 1 | |
| Caracas | Caracas | Venezuela, Caracas | 2014-- | -- | 2014 | 1 | |
| Chapiteau Nouvel Espace | Chapiteau Nouvel Espace | France, Paris, 68, quai de Seine, | 2001-10- | -- | 2001 | 1 | |
| Centre de culture ABC | Centre de culture ABC | Switzerland, La Chaux-de-Fonds, Rue du Coq 11 | 2018-11-22 | 2018-11-25 | 2018 | 1 | |
| c.c. CasinoKoksijde | c.c. CasinoKoksijde | Belgium, Koksijde, Casinoplein 10/11 | 2007-02-28 | 2007-12-20 | 2007–2009 | 2 | |
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