COC

• Certificate of Conformity, see type approval
• Chain of command, following orders based on others' authority within the group.
• Chain of custody, the chronological record of a sample or evidence
• Circle of confusion, the optical term for a blurred spot which is the image of an out-of-focus point source
• Cleveland open-cup method, a method used in chemistry for determining a substance's flashpoint
• Code of conduct, a set of rules and regulations for organizations and events
• Cost of capital, an investment principal

• Canadian Olympic Committee, a private organization representing Canadian athletes in the International Olympic Committee and the Pan American Games
• Canadian Opera Company, Toronto-based opera company
• Chamber of commerce, a form of business network
• Chinese Olympic Committee, represents People's Republic of China in handling international affairs related to the Olympic Movement
• Christian Outreach Centre, former name of International Network of Churches (INC), an Australian network of Pentecostal churches
• Christian Outreach College (disambiguation), several schools linked to the INC
• Clinical Officers Council, a government agency that regulates the training, registration and licensing of Clinical officers in Kenya
• COC Nederland, the Dutch abbreviation for the earliest homophile organisation, founded in 1946
• Colombian Olympic Committee, the non-profit organization representing Colombia athletes in the International Olympic Committee
• The Company of Chivalry, an historical reenactment group
• Consortium of Consortia, the organization now known as the International Coalition of Library Consortia
• Corporation of Chennai, the civic agency in the city of Chennai, India
• Corporation of Coimbatore, India
• The Council of Canadians, a citizen's organization founded to oppose the Canada-U.S. Free Trade Agreement
• Croatian Olympic Committee, the non-profit organization representing Croatian athletes in the International Olympic Committee
• United States Chamber of Commerce, an American business federation

• Carnival of Chaos, an album by GWAR
• Carnival of Carnage, an album by horrorcore hip-hop duo, the Insane Clown Posse
• Chemistry of Consciousness, an album by thrash metal band Toxic Holocaust
• Children of the Corn (group), a hip-hop group composed of Cam'ron, Big L, Bloodshed and Herb McGruff
• City of Caterpillar, an Emo/Screamo band
• Corrosion of Conformity, a heavy metal band from the American South

• Calculus of constructions, a formal language in which both computer programs and mathematical proofs can be expressed
• The Call of Cthulhu, a short story by H.P. Lovecraft
• Cagayan de Oro College, a college in Cagayan de Oro, Philippines
• Call of Cthulhu, a tabletop role-playing game
• Captains of Crush Grippers, a brand of torsion-spring grippers
• Chip on chip, an extension of surface-mount technology
• Churches of Christ, a restorationist Christian denomination
• Clash of Civilizations, a theory of political science
• Clash of Clans, a freemium mobile MMO strategy video game by Supercell
• Georgia Institute of Technology College of Computing at the Georgia Institute of Technology, USA
• College of the Canyons, a two-year community college located in Santa Clarita, California
• Combined oral contraceptive pill, a medical method of birth control
• Commandant of cadets, the head faculty position responsible for cadet training within any U.S. Federal military academy:
• List of Commandants of Cadets of the United States Air Force Academy
• List of Commandants of Cadets of the United States Military Academy
• Community of Christ, previously known as the Reorganized Church of Jesus Christ of Latter-Day Saints
• Convention over configuration, a software design paradigm which seeks to decrease the number of decisions that developers need to make
• Corcoran station, an Amtrak station in California, United States whose station code is COC
• Cup of China, a figure skater competition
• Cyclic olefin copolymer, the chemical name for a plastic engineering resin
• Continuum of Care, a program designed to promote community-wide commitment to the goal of ending homelessness

• Tritenii de Jos (formerly called Coc), a commune in Cluj County, Romania
• Chain of command (disambiguation)
• Chronicles of Chaos (disambiguation)

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