CLS

• CLS (CONFIG.SYS directive)
• CLS (command)
• CLS Communication
• CLS Group
• CLS Holdings
• CLS Music
• CLs upper limits
• Cable landing station
• California Labor School
• Canadian Light Source
• Canadian Lumber Standard
• Caribbean Labour Solidarity
• Celestica
• Chester-le-Street railway station
• Chicago Law School
• Chicago Linguistic Society
• Chinese Language Society
• Christian Legal Society
• City of London School
• City of London Sinfonia
• Clinical laboratory science
• Columbia Law School
• Combat lifesaver
• Common Language Specification
• Communist League of Struggle
• Computational science
• Concordia Lutheran Seminary
• Core Labor Standards
• Cornell Law School
• Covington Latin School
• Creative Lighting System
• Critical Language Scholarship Program
• Critical legal studies
• Crown Liquor Saloon
• Crystal Lake South High School
• LaTeX
• Mercedes-Benz CLS-Class
• Ordinary least squares