NCA

NCA may refer to:

Organisations

Europe

• Norwegian Church Aid, a Norwegian charity
• Norwegian Coastal Administration, a Norwegian government agency
• National Consumer Agency, a defunct statutory government body that defended consumer interests in the Republic of Ireland
• National Cycling Association, a former sports governing body in Ireland
• New Classical Adventure, a record label for classical CDs, Hamburg, Germany
• National Competent Authorities, national organisations that have competences in banking supervision

United Kingdom

• National Campaign for the Arts, a lobbying group for the arts in the United Kingdom
• National Character Area, a type of major natural region in England
• National Crime Agency, a national law enforcement agency in the United Kingdom

United States

• National Cheerleaders Association, an organization that holds cheer camps and competitions
• National Coffee Association, a United States coffee industry body
• National Command Authority, a United States military doctrinal term for the supreme authority vested in the President and the Secretary of Defense
• National Communication Association, an American organization which works to promote the academic discipline of Communication Studies
• National Conservation Area, a protected area managed by the United States Bureau of Land Management
• North Central Association of Colleges and Schools, one of six organizations that provide higher learning accreditation in the United States

Asia

• National College of Arts in Lahore, Pakistan
• National Computerization Agency, a Korean statutory agency for the purpose of promoting informatization and to support development of related policies for Korean national agencies and local autonomies
• National Conscription Agency, an agency in Taiwan
• National Cricket Academy, a cricket academy based in India
• Nippon Cargo Airlines, a cargo airline of Japan
• Nuclear Command Authority (disambiguation), respective government bodies with authority over the deployment of India and Pakistan's nuclear weapons stockpile

Other

• National Capital Authority, a government authority involved in development planning for the Australian Capital Territory
• National Crime Authority, former Australian criminal investigative agency
• Network of Concerned Anthropologists, an independent ad hoc network of anthropologists seeking to promote an ethical anthropology
• Nigerian College of Accountancy, training institution in Jos, Nigeria
• Nuevo Central Argentino, an Argentine railway company

Computing

• Network Computing Architecture (disambiguation)
• Neighbourhood components analysis, a supervised classification technique
• Nexus Computing Agents, trusted software programs in Microsoft's delayed Next-Generation Secure Computing Base initiative
• Nortel Certified Architect, the highest Nortel certifications

Other uses

• N-carboxyanhydride, a class of chemical compounds
• NC.A (born 1996), Korean singer
• Nicaragua, by IOC country code
• Noise Control Act, a U.S. law more formally known as the Noise Pollution and Abatement Act of 1972
• Non-compete agreement, an agreement between an employer and employee prohibiting an employee from working for a competitor after separation
• Urban community of Nice Côte d'Azur, the intercommunal structure gathering the city of Nice, France and some of its suburbs