TCO
# TCO

TCO may refer to:

## Organisations

* Tallinn Chamber Orchestra, an Estonian orchestra
* Swedish Confederation of Professional Employees (Tjänstemännens Centralorganisation), a Swedish confederation of trade unions
* Tengizchevroil
* Topcoder Open, an event by Topcoder
* The Cinematic Orchestra, a British-based jazz and electronic music group

## Science and technology

* Tail call optimization, a computer programming concept
* TCO watchdog, a hardware watchdog timer nearly all desktop and server computers have
* Transparent conducting oxide, a type of transparent conducting film in electronics
* Thermal cutoff, a type of electronic protection component
* Temporarily captured orbiter, a temporary natural satellite
* TCO Certified, a specification for safety and sustainability of electronical products

## Other

* TCO, the IATA code for La Florida Airport (Colombia)
* Total cost of ownership, a method of cost analysis
* Temporary certificate of occupancy
* Tactical Control Officer, see MIM-104 Patriot
* Native Community Lands (Tierras Comunitarias de Origen), Bolivian collectively titled indigenous territories
* Transnational Criminal Organization, see Transnational crime
* Taipei Chinese Orchestra, an orchestra in Taiwan
