| Casinos Lille Teater | Casinos Lille Teater | Denmark, Copenhagen | 1931-03-08 | -- | 1931 | 1 | |
| Casino Teater | Casino Teater | Denmark, Ringsted | 1907-12-12 | -- | 1907 | 1 | |
| Chelsea Market Theatre | Chelsea Market Theatre | United States, Houston, 4617 Montrose Blvd. | 2018-02-07 | 2018-02-25 | 2018 | 1 | |
| Colwyn Bay Repertory Theatre | Colwyn Bay Repertory Theatre | Wales, Colwyn Bay | 1943-03-30 | -- | 1943 | 1 | |
| Covent Garden Festival | Covent Garden Festival | England, London | 1990-09- | -- | 1990 | 1 | |
| Cultura Nova | Cultura Nova | Netherlands, Heerlen | 2012-08-25 | 2012-08-28 | 2012 | 1 | |
| Civic Theatre | Civic Theatre | England, Darlington, Parkgate | 2004-02-24 | 2004-02-28 | 2004 | 1 | |
| Csongrád | Csongrád | Hungary, Csongrád | 1936-11-01 | -- | 1936 | 1 | |
| Centro Cultural Virgen Del Carmen | Centro Cultural Virgen Del Carmen | Spain, Alicante, 03182 Torrevieja | 2021-11-21 | 2021-11-21 | 2021 | 1 | |
| Casa da Gávea | Casa da Gávea | Brazil, Gávea, Praça Santos Dumont, 116 | 1997-05-08 | -- | 1997 | 1 | |
| Close Theatre Club | Close Theatre Club | Scotland, Glasgow | 1968-09-25 | 1968-10-13 | 1968 | 1 | |
| Czech Republic | Czech Republic | Czech Republic, Czech Republic | 1958-03-23 | -- | 1958 | 1 | |
| Centro Cultural Infanta Elena | Centro Cultural Infanta Elena | Spain, Alcantarilla, Murcia | 2010-02-26 | -- | 2010 | 1 | |
| Centrum Sztuki Studio im. St. I. Witkiewicza | Centrum Sztuki Studio im. St. I. Witkiewicza | Poland, Warsaw, Plac Defilad 1 | 1991-03-06 | -- | 1991 | 1 | |
| City Lit Theater | City Lit Theater | United States, Chicago, 1020 W Bryn Mawr Ave | 2012-01-13 | 2012-02-11 | 2012 | 1 | |
| Comunale, Teatro | Teatro Comunale | Italy, Treviso, Corso del Popolo, 31 | 2018-02-23 | 2018-02-25 | 2018 | 1 | |
| Chattanooga State Humanities Auditorium | Chattanooga State Humanities Auditorium | United States, Chattanooga, 4501 Amnicola Highway | 2008-07-04 | 2008-07-13 | 2008 | 1 | |
| Clarksburg | Clarksburg | United States, Clarksburg | 1903-11-25 | 1903-11-25 | 1903 | 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 | |
| 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 | |
| CC Gemeente Alken | CC Gemeente Alken | Belgium, Alken, Hoogdorpsstraat 38 | 2001-05-17 | 2001-05-17 | 2001 | 1 | |
| Centro Cultural NorteSur | Centro Cultural NorteSur | Chile, Santiago, Guard Riquelme 226. | 2006-11-16 | 2006-12-09 | 2006 | 1 | |
| Cultuurcentrum De Ploter | Cultuurcentrum De Ploter | Belgium, Ternat, Kerkstraat 4 | 2007-12-06 | -- | 2007 | 1 | |
| China Central Academy of Theatre | China Central Academy of Theatre | China, Beijing | 2014-11-23 | -- | 2014 | 1 | |
| Carrboro ArtsCenter | Carrboro ArtsCenter | United States, Carrboro, 300-G E Main St | 2002-09-04 | 2002-09-22 | 2002 | 1 | |
| Carl Johan Teatret | Carl Johan Teatret | Norway, Oslo, Karl Johans gate 39 | 1945-03-09 | -- | 1945 | 1 | |
| Cherry Lane Theatre | Cherry Lane Theatre | United States, New York, 38 Commerce St | 1950-05-25 | -- | 1950 | 1 | |
| Coliseum | Coliseum | Wales, Aberdare, Mount Pleasant | 2011-05-05 | -- | 2011 | 1 | |
| Centrál színház | Centrál színház | Hungary, Budapest, Révay u. 18 | 2018-09-23 | -- | 2018 | 1 | |
| California Club | California Club | United States, San Francisco | 1906-12-06 | 1906-12-06 | 1906 | 1 | |
| Château de Noirmoutier | Château de Noirmoutier | France, Noirmoutier-en-l'Île, Place d'Armes | 1972-07-17 | 1972-08-06 | 1972 | 1 | |
| Casa de Cultură a Studenților | Casa de Cultură a Studenților | Romania, Cluj-Napoca, Piaţa Lucian Blaga 1-3 | 2012-04-20 | -- | 2012 | 1 | |
| Citadel Arts Centre, The | The Citadel Arts Centre | England, Saint Helens, Waterloo St | 2013-09-16 | -- | 2013 | 1 | |
| Center for the Arts Theatre | Center for the Arts Theatre | United States, Platteville, WI, 755 W Main St, | 2013-10-23 | 2013-10-27 | 2013 | 1 | |
| Café Nordica | Café Nordica | Czech Republic, Prague, Zlatnická 10 | 2006-04-08 | 2006-04-08 | 2006 | 1 | |
| Cochrane Theatre | Cochrane Theatre | England, WC1B 4AP, Southampton Row | 2009-11-05 | 2009-11-07 | 2009 | 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 | |
| Chunfeng She | アトリエ春風舎 | Japan, Tokyo | 2013-10-25 | 2013-10-31 | 2013 | 1 | |
| Čadca | Čadca | Slovak Republic, Čadca | 1913-01-13 | -- | 1913 | 1 | |
| Chapel Hall | Chapel Hall | United States, Franklin, 25 Institute Street | 2006-07-05 | 2006-07-23 | 2006 | 1 | |
| Chiesa di san Nicolò | Chiesa di san Nicolò | Italy, Spoleto | 1982-06-26 | -- | 1982 | 1 | |
| Classic Theatre, The | The Classic Theatre | United States, San Antonio, 1924 Fredericksburg Rd | 2017-11-03 | 2017-11-26 | 2017 | 1 | |
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