Hosta

CCO or cco may refer to:

Organizational positions

Chief channel officer, the executive responsible for indirect revenue with a partner within an organization
Chief commercial officer, the executive responsible for commercial strategy and development
Chief communications officer, or sometimes, Corporate communications officer, the executive responsible for communications, public relations or public affairs or both
Chief compliance officer, the executive responsible for compliance with regulatory requirements
Chief content officer, the executive responsible for content in broadcasting
Chief creative officer, the executive responsible for the creative team of a company
Chief customer officer, the executive responsible for the total relationship with customers
Chief culture officer, the executive position responsible for cultural alignment of a company, described in a 2009 book by Grant McCracken
Civilian Communications Officer, a position in the Central Communications Command of London's Metropolitan Police Service
Call centre, operator

Cancer Care Ontario, the provincial agency responsible for improvement of cancer services in Ontario, Canada
Catholic Christian Outreach, a Catholic campus ministry organization in Canadian universities
Cayuga Chamber Orchestra, an orchestra based in Ithaca, New York
Center for Contemporary Opera, an opera company based in New York City
Chandigarh Comets, a hockey team in Chandigarh, India
City Centre Offices, an English/German record label for electronic music
Clear Channel Outdoor, an international outdoor advertising corporation
Coalition for Christian Outreach, a Christian campus ministry organization in American colleges
Coordinated Care Organization, a network created by the state of Oregon to integrate healthcare services and contain cost increases through improved quality of care
Council-controlled organisation, a local government trading organization in New Zealand
Royal Canadian College of Organists (formerly the Canadian College of Organists)

Canadian Computing Olympiad
Central compact object
Combined cardiac output
Constitutive role of communication in organizations, a theory describing the interaction of members of an organization
Newnan–Coweta County Airport in Coweta County, Georgia
Carolina, Clinchfield and Ohio Railway, owned by Clinchfield Railroad
Cataloging Cultural Objects, a metadata standard developed by the Visual Resources Association
Conservative Central Office, now the Conservative Campaign Headquarters of the British Conservative Party
cco, the ISO 639-3 code for the Comaltepec Chinantec language
M68 Close Combat Optic, referring to the Aimpoint CompM2 or its later version the Aimpoint CompM4