CCI may refer to:

Companies Coca-Cola İçecek, Coca-Cola bottler Castleton Commodities International, a global commodities trading firm headquartered in Stamford, Connecticut CCI (ammunition), known as CCI/Speer or Speer/CCI, a manufacturer of rimfire ammunition, centerfire handgun ammunition, and primers CCI Europe, a Danish software company Cement Corporation of India, Indian Government Owned Corporation Cinema City International, which operates cinemas in Israel and Europe Cleveland-Cliffs, an Iron mining company Compal Communications, Inc, a manufacturer of mobile phones Computer Consoles Inc., a former telephony and computer company located in Rochester, New York Concurrent Controls, Inc., a former developer of Concurrent DOS and Multiuser DOS Consolidated Communications, an American telecommunications company Custom Coasters International, a manufacturer of wooden roller coasters Crown Castle Coon Chicken Inn, defunct American restaurant chain

Institutions and organizations Canadian Condominium Institute Canadian Conservation Institute, a Canadian government conservation agency Canine Companions for Independence Center for Citizen Initiatives Center for Computational Innovations, supercomputing centre at the Rensselaer Polytechnic Institute, USA Center for Copyright Information Center for Creative Imaging Chinese Culinary Institute, a cooking school in Hong Kong Classic College International Co-Counselling International Competition Commission of India Council of Common Interests, Pakistan Cross Cancer Institute, the comprehensive cancer centre for northern Alberta, Canada Iowa Citizens for Community Improvement, a non-profit activist organization based in Des Moines, Iowa MIT Center for Collective Intelligence

Prisons California Correctional Institution, state prison in California, United States Chillicothe Correctional Institution, a state prison in Ohio, United States Columbia Correctional Institution, a state prison in Wisconsin, United States Columbus Correctional Institution, a prison in North Carolina, United States

Sports CCI Phantom, a pump action paintball marker Collegiate Championship Invitational, an American rugby sevens tournament Concours Complet International, the competition rating for the equestrian sport of eventing CCI5*, the highest level Cricket Club of India, in Mumbai

Technology Cache Coherent Interconnect, a feature of ARM big.LITTLE processors Clustered columnstore index, a type of database table introduced in SQL Server 2012 Co-channel interference, a problem in radio communications Coded-Call Indicator, used to display telephone numbers in the (obsolete) Director telephone system Command Control Interface, a Hitachi software Communication-Centric Intelligence Satellite (CCI-Sat), an Indian spy satellite under development Common Client Interface, part of the Java EE Connector Architecture Controlled Cryptographic Item Copy Control Information The first type of Current conveyor, an electronic ideal concept as well as practical device

Other 201, in Roman numerals IATA identifier "CCI" for Capital Cargo International Airlines Charlson Comorbidity Index Citizens Commission of Inquiry into war crimes in Vietnam Comic Con India, Indian comic con Commodity Channel Index Consumer Confidence Index Craniocervical instability, a medical condition where there is excessive movement between the skull and the top two vertebrae Cultural and Creative Industries