NCU

• National Cleanup Day, a cleanup event held annually on the Third Saturday in September
• National Cyclists' Union, a former association for bicycle racing in Great Britain
• Northern Cricket Union of Ireland

• Nagoya City University, Japan
• Nanchang University in Jiangxi, China
• former name of Nanjing University in Nanjing, China
• National Central University in Jhongli, Taiwan
• Nicolaus Copernicus University in Toruń, Poland
• The NorthCap University, in Gurgaon, Haryana, India
• University of North Carolina at Chapel Hill, sometimes referred to as North Carolina University
• North Central University in Minneapolis, Minnesota
• Northcentral University in Prescott, Arizona
• Northwest Christian University in Eugene, Oregon
• Northern Caribbean University in Mandeville, Jamaica

• National Currency Unit used in OECD statistics
• Nordic Combat Uniform
• Nukus Airport (Uzbekistan), IATA code

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