In Education
- Chenab College, Chiniot, Institute in Pakistan
- California Community Colleges System, combined districts of California's community colleges
- Camden County College, Camden County, New Jersey
- Canadian Computing Competition, a national programming competition for secondary school students in Canada
- Cascadia Community College, Bothell, Washington
- Castleknock Community College, public secondary school in Carpenterstown, Dublin, Ireland
- Cayuga Community College, 2-year SUNY college in Cayuga County, New York
- Center for Computational Chemistry, research center in the department of Chemistry at the University of Georgia
- Central Coast Campuses, three education campuses on the Central Coast of New South Wales
- Central Commerce Collegiate, high school in Toronto, Ontario, Canada
- Centro de Capacitación Cinematográfica, film school in Mexico City
- Chemeketa Community College, Salem, Oregon
- Chessington Community College, secondary school and sixth form college in the Royal Borough of Kingston upon Thames
- City College of Calamba, public college in the Philippines
- City Colleges of Chicago, a system of seven community colleges for Chicago residents
- Clackamas Community College, Oregon City, Oregon
- Clatsop Community College, Clatsop County, Oregon
- Cleveland Community College, Shelby, North Carolina
- Clearwater Central Catholic High School, college preparatory school in Clearwater, Florida
- Clinton Community College (Iowa), Clinton, Iowa
- Clovis Community College, Clovis, New Mexico
- Coconino County Community College, Flagstaff, Arizona
- Compton Community College, near Los Angeles, California
- Cooloola Christian College, Gympie, Queensland, Australia
- Corning Community College, another SUNY 2-year college
- Corpus Christi College (disambiguation), the name of several colleges
- Cumberland County College, Cumberland County, New Jersey
- Cuyahoga Community College, Cuyahoga County, Ohio
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