SCO

SCO or sco may refer to:

==Businesses and organizations== Santa Cruz Operation, a company founded in 1979 that existed under that name until 2001 SCO Group, a software company formerly called Caldera International and Caldera Systems SCO OpenServer (formerly SCO Unix), an operating system made by the above companies Shanghai Cooperation Organisation, a Eurasian inter-governmental political, economic, and security organization Society of Canadian Ornithologists Southern College of Optometry in Memphis, Tennessee Special Communications Organization, a Pakistani telecommunication company The ICAO airline code for Scoot