Canadian Chamber of Commerce
• Central Control Commission
• Central Criminal Court
• (USA ) Chemical Control Corporation
• Christ' College, Cambridge
• (USA ) Civilian Conservation Corps
• Club Cricket Conference
• Commodity Credit Corporation
• Conseil de coopération culturelle (French: European Council for Cultural Cooperation)
• Corpus Christi College (Oxford or Cambridge)
• Council for the Care of Churches
• County Cricket Club
• cross-country club
• Physics cryogenic current comparator
• Customs Cooperation Council