| Caesars Superdome | New Orleans | 63,525 seats | 3 August 1975 |
| California Memorial Stadium | Berkeley | 62,467 seats | 1 September 2012 |
| Calihan Hall | Detroit | 8,295 seats | 25 May 1952 |
| Camp Randall Stadium | Madison | 76,118 seats | 3 November 1917 |
| Camping World Stadium | Orlando | 65,438 seats | 1936 |
| Canada Life Centre | Winnipeg | 15,004 seats | 16 November 2004 |
| Canadian Tire Centre | Kanata | 19,153 seats | 15 January 1996 |
| Candlestick Park | San Francisco | 69,732 seats | 12 April 1960 |
| Capital Centre | — | 18,756 seats | 2 December 1973 |
| Capital One Arena | Washington, D.C. | 20,674 seats | 2 December 1997 |
| Cardinal Stadium | Washington | 3,500 seats | 1985 |
| Carl Lewis International Complex | Texas | 2,500 seats | 2001 |
| Casey's Center | Iowa | 16,980 seats | 2005 |
| Cawley Memorial Stadium | Massachusetts | 6,000 seats | — |
| Centennial Ice Arena | Montana | 550 seats | 1981 |
| CenturyLink Center | Louisiana | 14,000 seats | 2 November 2000 |
| CFG Bank Arena | Baltimore | 14,000 seats | 23 October 1962 |
| Chain of Lakes Park | Florida | 7,000 seats | 1966 |
| Charlotte Coliseum | Charlotte | 24,042 seats | 11 August 1988 |
| Charlotte Sports Park | Port Charlotte | 7,670 seats | 6 March 1987 |
| Chase Center | San Francisco | 18,000 seats | 6 September 2019 |
| Chase Stadium | Fort Lauderdale | 18,000 seats | 18 July 2020 |
| Chicago Coliseum | Chicago | 6,000 seats | — |
| Chicago Stadium | Chicago | 18,472 seats | 28 March 1929 |
| Choctaw Stadium | Arlington | 48,114 seats | 1994 |
| ChorusLife Arena | Bergamo | 6,500 seats | 2024 |
| City National Arena | Summerlin | 600 seats | 18 September 2017 |
| City of Palms Park | Florida | 8,000 seats | 1993 |
| Civic Arena | Pittsburgh | 16,940 seats | 17 September 1961 |
| Clarke Hinkle Field | Ashwaubenon | — | 1958 |
| Clearwater Athletic Field | Florida | 3,000 seats | 15 March 1923 |
| Cleveland Arena | Ohio | — | 1937 |
| Cleveland Stadium | Cleveland | 78,000 seats | 1931 |
| Climate Pledge Arena | Seattle | 18,000 seats | 21 April 1962 |
| Cocoa Expo Sports Center | Florida | — | — |
| Colley Track and Soccer Complex | Alabama | 500 seats | 2003 |
| Colonial Life Arena | Columbia | 18,000 seats | 21 November 2002 |
| Colt Stadium | Houston | 33,000 seats | 1962 |
| Columbia Park | Philadelphia | 9,500 seats | 26 April 1901 |
| Comerica Park | Michigan, Detroit | 40,120 seats | 11 April 2000 |
| Compadre Stadium | Arizona | 5,000 seats | 1986 |
| Complejo Juan Pablo II | Lambayeque Department | 3,000 seats | 30 March 2025 |
| Congress Street Grounds | Massachusetts | — | — |
| Connie Mack Field | Florida | 3,500 seats | 1924 |
| Cooke Field | Leesburg | — | — |
| Coors Field | Denver | 50,480 seats | 26 April 1995 |
| Corteva Coliseum | Indiana | — | — |
| Cosgrove Marcus Messer Athletic Center | — | 600 seats | 1989 |
| Costello Athletic Center | Lowell | 2,100 seats | 1964 |
| Cotton Bowl | Fair Park | 92,100 seats | 1930 |
| Cowboy Stadium | Louisiana | 12,226 seats | 1965 |
| CPKC Stadium | Kansas City | 11,500 seats | 16 March 2024 |
| Crosley Field | Cincinnati | 20,696 seats | 11 April 1912 |
| Crypto.com Arena | Los Angeles | 19,060 seats | 17 October 1999 |