| Carl Schurz High School | Carl Schurz High School | United States of America, Chicago, 3601 N Milwaukee Ave | 1928-03-25 | -- | 1928 | 1 | |
| Carl Schultze Theater | Carl Schultze Theater | Germany, Hamburg, Reeperbahn, St Pauli | 1891-08-05 | 1907-10-09 | 1891–1910 | 27 | |
| Carl Johan Teatret (Tivoli) | Carl Johan Teatret (Tivoli) | Norway, Oslo, Tivoli | 1894-10-03 | -- | 1894 | 2 | |
| Carl Johan Teatret | Carl Johan Teatret | Norway, Oslo, Karl Johans gate 39 | 1945-03-09 | -- | 1945 | 1 | |
| Cardinal Stritch University Theatre | Cardinal Stritch University Theatre | United States of America, Milwaukee, 6801 N. Yates Rd. | 1993-02-12 | 1993-02-21 | 1993 | 1 | |
| Caransebeş | Caransebeş | Romania, Caransebeş | -- | -- | | | |
| Caracas | Caracas | Venezuela, Caracas | 2014-- | -- | 2014 | 1 | |
| Caracal | Caracal | Romania, Caracal | 1927-- | 2015-06-28 | 1927–2015 | 2 | |
| Capstone Theatre | Capstone Theatre | England, Liverpool, Shaw Street | 2013-10-07 | 2014-10-13 | 2013–2014 | 2 | |
| Capitol-Kino | Capitol-Kino | Germany, Walsrode | 1980-02-20 | -- | 1980 | 1 | |
| Capitol Theatre | The Capitol Theatre | England, Manchester | 2008-10-08 | 2008-10-11 | 2008 | 1 | |
| Capitol Theater | Capitol Theater | Germany, Offenbach am Main, Nordend, Kaiserstraße 106 | 2010-03-28 | -- | 2010 | 1 | |
| Capital Theatre | Capital Theatre | United States of America, Frankfort, 213 W Main Street | 1903-12-08 | -- | 1903 | 1 | |
| Capital Theatre | Capital Theatre | China, Beijing, 22 Wangfujing St, Dongcheng | 1995-10- | 1995-10- | 1995 | 1 | |
| Capital Theater | Capital Theater | United States of America, Little Rock | 1896-01-29 | 1908-10-15 | 1896–1908 | 6 | |
| Capital Stage | Capital Stage | United States of America, Sacramento, 2215 J St | 2013-05-15 | 2013-06-15 | 2013 | 1 | |
| Capital Repertory Theatre | Capital Repertory Theatre | United States of America, Albany, 111 N Pearl St | 2000-02-04 | 2000-02-27 | 2000 | 1 | |
| Cape Breton Regional Municipality | Cape Breton Regional Municipality | Canada, Nova Scotia | 2000-01-27 | 2000-01-29 | 2000 | 1 | |
| Canton | Canton | United States of America, Canton | 1903-10-24 | 1903-12-12 | 1903 | 2 | |
| Cantabile 2 | Cantabile 2 | Denmark, Stege, Kostervej 2b | 2013-09-23 | -- | 2013 | 1 | |
| Cannes | Cannes | France, Cannes | -- | -- | | | |
| Cankarjev Dom | Cankarjev Dom | Slovenia, Ljubljana | 2011-02-10 | 2011-02-11 | 2011 | 1 | |
| Cangas de Morrazo | Cangas de Morrazo | Spain, Cangas de Morrazo | 2010-10-28 | -- | 2010–2011 | 2 | |
| Canberra Theatre Centre | Canberra Theatre Centre | Australia, Canberra, Civic Square, London Circuit | 1970-05-14 | 2007-05-26 | 1970–2007 | 4 | |
| Canberra Repertory Society | Canberra Repertory Society | Australia, Canberra | 1975-07-10 | 2019-03-02 | 1975–2019 | 2 | |
| Canberra | Canberra | Australia, Canberra | -- | -- | | | |
| Canale 2 | Canale 2 | Italy, Altamura (BA), Via Giovanni Bovio 1, 70022 Altamura (BA) | 1970-05-20 | -- | 1970 | 1 | |
| Canal House | Canal House | England, Oxford, Bulwarks Ln | 2014-03-29 | 2014-03-30 | 2014 | 1 | |
| Canal 13 | Canal 13 | Mexico | 1980-04-16 | -- | 1980 | 1 | |
| Canadian Theatre School | Canadian Theatre School | Canada, Toronto | 1952-05-14 | -- | 1952 | 1 | |
| Canadian Stage, Berkeley Street Theatre | Canadian Stage, Berkeley Street Theatre | Canada, Toronto, Front St E | 2000-11-16 | 2016-02-07 | 2000–2016 | 2 | |
| Canada | Canada | Canada | 1952-10-16 | -- | 1952–1978 | 12 | |
| Câmpulung Moldovenesc | Câmpulung Moldovenesc | Romania, Câmpulung Moldovenesc | -- | -- | | | |
| Campobasso | Campobasso | Italy, Campobasso | -- | -- | | | |
| Câmpina | Câmpina | Romania, Câmpina | -- | -- | | | |
| Câmpia Turzii | Câmpia Turzii | Romania, Câmpia Turzii | -- | -- | | | |
| Campbell Theatre | Campbell Theatre, Kadoma, Zimbabwe | Zimbabwe, Kadoma | 2006-06-28 | -- | 2006 | 1 | |
| Cambridge Theatre | Cambridge Theatre | England, London, Earlham St | 1970-06-29 | -- | 1970–1982 | 2 | |
| Cambridge Arts Theatre | Cambridge Arts Theatre | England, Cambridge, 6 St Edward's Passage | 1942-11-09 | 2002-04-06 | 1942–2002 | 5 | |
| Cambridge | Cambridge | United States of America, Cambridge | 1950-04-11 | 1950-04-23 | 1950–1967 | 2 | |
| Calumet | Calumet | United States of America, Calumet | 1903-11-23 | 1903-11-23 | 1903 | 1 | |
| Câlnic | Câlnic | Romania, Câlnic | -- | -- | | | |
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