| Clifford E. White Theater, The | The Clifford E. White Theater | United States of America, Flagstaff, 1115 S Knoles Dr | 2022-10-20 | 2022-10-23 | 2022 | 1 | |
| Československý rozhlas Praha | Československý rozhlas Praha | Czech Republic, Prague | 1953-09-28 | 2012-10-06 | 1953–2012 | 3 | |
| 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 of America, Los Angeles, 2102 E 1st St | 2017-10-19 | 2017-11-12 | 2017 | 1 | |
| Centre del Progrés | Centre del Progrés | Spain, Martorell | 1913-12-07 | -- | 1913 | 1 | |
| Csokonai Színház Irodalmi Kamaraszínház | Csokonai Színház Irodalmi Kamaraszínház | Hungary, Debrecen, Kossuth utca 10 | 1947-03-02 | -- | 1947 | 1 | |
| Casa de Cultura de Tobarra | Casa de Cultura de Tobarra | Spain, Tobarra, Albacete, Av. Juan Carlos I, 16 | 1993-01-02 | -- | 1993 | 1 | |
| Cohoes | Cohoes | United States of America, Cohoes | 1903-10-03 | 1903-10-03 | 1903 | 1 | |
| Carlisle Foyer, Alumni Hall, Springfield College Campus | Carlisle Foyer, Alumni Hall, Springfield College Campus | United States of America, Springfield, 263 Alden Street | 1963-07-16 | 1963-07-20 | 1963 | 1 | |
| Capital Theatre | Capital Theatre | China, Beijing, 22 Wangfujing St, Dongcheng | 1995-10- | 1995-10- | 1995 | 1 | |
| Citizen's Aid Building | Citizen's Aid Building | United States of America, Minneapolis, 4th Avenue South 8th Street | 1930-10-16 | -- | 1930 | 1 | |
| Collège Leclerc | Collège Leclerc | France, Schiltigheim, 9 avenue du 23 Novembre | 2020-09-18 | -- | 2020 | 1 | |
| Connelly Theatre | Connelly Theatre | United States of America, New York, 220 E 4th St | 2008-09-03 | 2008-09-20 | 2008 | 1 | |
| Chassé Theater | Chassé Theater | Netherlands, Breda, Van Claudius Prinsenlaan 8 | 1998-12-08 | -- | 1998–2017 | 10 | |
| City Stage Theatre | City Stage Theatre | United States of America, Kansas City, 30 W Pershing Rd | 2019-08-07 | 2019-08-25 | 2019 | 1 | |
| CC de Steenoven | CC de Steenoven | Belgium, Herzele, Kerkkouter 40 | 2007-11-27 | -- | 2007 | 1 | |
| Caţa | Caţa | Romania, Caţa | -- | -- | | | |
| Connaught Theatre | Connaught Theatre | England, Worthing, West Sussex, 3 Union Place | 1994-03-08 | 2014-09-25 | 1994–2014 | 3 | |
| Cambridge Theatre | Cambridge Theatre | England, London, Earlham St | 1970-06-29 | -- | 1970–1982 | 2 | |
| Crown Theatre | Crown Theatre | England, Eccles, Church Street | 1910-02-07 | 1910-02-10 | 1910 | 2 | |
| Centro Experimental La Casa Rodante | Centro Experimental La Casa Rodante | Chile, Santiago, Alberto Figueroa 466 | 2012-01-03 | 2012-01-31 | 2012 | 1 | |
| Como | Como | Italy, Como | 1894-04-07 | -- | 1894 | 1 | |
| Carriage House, Western Pennsylvania Family Center, The | The Carriage House, Western Pennsylvania Family Center | United States of America, Pittsburgh, 733 North Highland Avenue | 2003-08-08 | 2003-08-24 | 2003 | 1 | |
| Cornell University Theatre | Cornell University Theatre | United States of America, Ithaca, 430 College Avenue | 1909-04-02 | 1971-03-13 | 1909–1974 | 8 | |
| Centre de recherche pour le développement culturel | CRDC (Centre de recherche pour le développement culturel) | France, Nantes | 2000-01-25 | 2000-01-28 | 2000 | 1 | |
| Concord Main Stage | Concord Main Stage | United States of America, Concord, 1975 Diamond Blvd | 2012-07-23 | 2012-08-18 | 2012 | 1 | |
| Cultuurcentrum De Spil | Cultuurcentrum De Spil | Belgium, Roeselare, Hippoliet Spilleboutdreef 1 | 2007-11-15 | -- | 2007 | 1 | |
| Collins Auditorium, Fordham University Theatre | Collins Auditorium, Fordham University Theatre | United States of America, New York, Rose Hill Campus | 1947-02-11 | 1966-02-12 | 1947–1966 | 2 | |
| Celldömölk | Celldömölk | Hungary, Celldömölk | 1925-01-09 | -- | 1925–1936 | 3 | |
| Center Stage, St. Lawrence Centre | Center Stage, St. Lawrence Centre | Canada, Toronto, 27 Front St E | 1985-04-11 | -- | 1985 | 1 | |
| Cultuurcentrum Kortrijk | Cultuurcentrum Kortrijk | Belgium, Kortrijk, Schouwburgplein 14 | 2007-12-03 | -- | 2007 | 1 | |
| Carrboro ArtsCenter | Carrboro ArtsCenter | United States of America, Carrboro, 300-G E Main St | 2002-09-04 | 2002-09-22 | 2002 | 1 | |
| Coal Mine Theatre | Coal Mine Theatre | Canada, Toronto, 2076 Danforth Ave | 2024-05-05 | 2024-05-26 | 2024 | 1 | |
| Chesterfield Civic Theatre | Chesterfield Civic Theatre | England, Chesterfield, Derbyshire, Corporation Street | 1980-09-24 | 1980-10-04 | 1980 | 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 | |
| Champaign | Champaign | United States of America, Champaign | 1903-12-17 | 1903-12-17 | 1903 | 1 | |
| Cinema Teatro Comunale | Cinema Teatro Comunale | Italy, Tione di Trento, Via Roma, 7 | 2011-11-16 | -- | 2011 | 1 | |
| Cathinka Guldberg-senteret | Cathinka Guldberg-senteret | Norway, Oslo, Lovisenberggata 7B | 2006-10-31 | -- | 2006 | 1 | |
| Cain Park Theatre | Cain Park Theatre | United States of America, Cleveland Heights, Cleveland, 1823 Lee Rd | 1939-08-17 | 1939-08-19 | 1939 | 1 | |
| Circul de Granada | Circul de Granada | Spain, Gracia (Barcelona) | 1894-05-10 | 1894-05-10 | 1894 | 1 | |
| Centre Dramatique Régional de Tours Nouvel Olympia | Centre Dramatique Régional de Tours Nouvel Olympia | France, Tours, 7 Rue de Luce | 2009-01-13 | 2017-04-29 | 2009–2017 | 2 | |
| Criterion Theatre | Criterion Theatre | Australia, Sydney, Corner Park and Pitt Streets | 1890-07-12 | 1890-07-25 | 1890 | 2 | |
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