Hospitals
* Coronary care unit, a hospital wing meant for monitoring patients with heart problems * Critical care unit, in a hospital (UK terminology), similar to intensive care unit (ICU) in other countries; or, a unit that provides higher care than an ICU doesTechnology
* Camera control unit, for a video camera * Carbon capture and utilization, capturing emissions and using the captured gas for a practical purpose * Concurrent user, Concurrent users, number of users using the application simultaneously * CCU delivery, Customer Configuration Updating, a software development method.Universities
* California Coast University, a university in Santa Ana, California, USA * Chaudhary Charan Singh University, a University in Meerut, Uttar Pradesh [UP], India * Chinese Culture University, a university in Taipei, Taiwan * Cincinnati Christian University, a university in Cincinnati, Ohio, USA * Coastal Carolina University, a university in Horry County, South Carolina, USA * Colorado Christian University, a liberal arts college in Lakewood, Colorado, USA * National Chung Cheng University, a public university in Chiayi, Taiwan * National Chengchi University, a public university in Taipei, TaiwanOrganizations
* Cambodian Confederation of Unions, a Cambodian national trade union centre * Compañía de las Cervecerías Unidas, a Chilean drinks and beer company * Common Cold Unit * Confederation of Canadian Unions, a labour union central in Canada * Commonwealth Credit Union, a financial institution in Kentucky * Correctional Custody Unit, United States Marine CorpsOther uses
* Netaji Subhash Chandra Bose International Airport (Kolkata Airport, IATA code CCU), formerly known as Dum Dum Airport, located in Dum Dum, India * CCU, a codon for the amino acid prolineSee also
* * {{Disambiguation