CSO

CSO or C.S.O. may refer to:

• Chief scientific officer
• Chief Scientist Office of the Scottish government
• Chief security officer
• Chief services officer
• Chief Signal Officer (U.S. Army)
• Chief strategy officer
• Chief sustainability officer
• Combat systems officer (U.S. Air Force)
• Community service officer
• Police community support officer
• Sales manager (chief sales officer)
• Chief of Space Operations, the head of the United States Space Force

• Canberra Symphony Orchestra
• Canton Symphony Orchestra
• Carmel Symphony Orchestra
• Charleston Symphony Orchestra
• Charlotte Symphony Orchestra
• Chicago Symphony Orchestra
• Christchurch Symphony Orchestra
• Cincinnati Symphony Orchestra
• Colorado Symphony Orchestra
• Columbia Symphony Orchestra
• Columbus Symphony Orchestra

• Bureau of Conflict and Stabilization Operations, at the US Department of State
• Centers for Space Oceanography
• Central Statistical Organisation, India
• Central Statistics Office (Ireland)
• Central Statistics Organization, Afghanistan
• Civil society organization
• Coastal States Organization
• Community Service Organization
• Conference of Solidarity Support Organizations
• Czech Statistical Office

• Caltech Submillimeter Observatory, Mauna Kea, Hawaii
• Carbonyl sulfide
• CCSO Nameserver
• Colour-separation overlay, an alternative term for chroma key visual processing
• Combined sewer overflow
• Composante Spatiale Optique, a 2019 French spy satellite
• Compulsory stock obligation
• Computer Science Ontology
• Counter-Strike Online, a Free MMOFPS made by Nexon
• CSO Online, an online publication (Computer Security Online)
• Magdeburg–Cochstedt Airport in Saxony Anhalt, Germany (IATA airport code CSO)
• Circuito Sur de Oriente, national highway of Cuba

• Central Statistical Office (disambiguation)
• Central Statistics Office (disambiguation)
• Court security officer (disambiguation)