NCS

NCS may refer to:

Biology and chemistry

• N-Chlorosuccinimide, an organic chemical
• Neotenic complex syndrome
• Nerve conduction study, a medical diagnostic test
• Neural stem cell
• Neuronal calcium sensor, a family of proteins
• Thiocyanate, an organic compound in the cyanate family

Computers and technology

• Network Computing System, an implementation of the Network Computing Architecture at Apollo Computer
• Network-based Call Signaling, a protocol used with VoIP
• Networked control system

Organizations

• "NCS" - Office of the Chief of Staff of the United States National Archives and Records Administration
• National Cartoonists Society, an organization of professional cartoonists in the United States
• National Center for Simulation, an association of defense companies, government, academic and industry members in the United States
• National Children's Study, a long-term study on children's health in the United States
• National Citizen Service, a non-military, voluntary national service in England
• National Clandestine Service, a former name of the CIA Directorate of Operations
• National Crime Squad, a former British police organisation
• National Communications System, a former agency of the U.S. federal government
• National Compensation Survey, in the United States
• National Convenience Stores, a convenience store company in the United States
• Naval Canteen Service, the Royal Navy branch of the British NAAFI
• NCS Pte Ltd, (also known as "NCS", previously known as National Computer Systems), an IT company based in Singapore
• North Carolina Symphony, based in Raleigh, North Carolina
• North Coast Section, an athletic organization in Northern California
• Nippon Computer Systems, a Japanese computer entertainment company
• NoCopyrightSounds, a British record label

Schools and universities

• National Cathedral School in Washington, D.C.
• National Cryptologic School, within the U.S. National Security Agency
• Navy Children School, a chain of schools across India administrated by The Navy Education Society
• Neighborhood Charter School in Atlanta, Georgia
• Newark Charter School in Newark, Delaware
• Newham Collegiate Sixth Form Centre in London, England
• North Cross School in Roanoke, Virginia
• Northland Christian School in Houston, Texas
• Northville Christian School in Northville Township, Michigan
• Novato Charter School in Novato, California

Standards

• National CAD Standard, for building design data in the United States
• NATO Codification System, a standard approach to identify, classify and number items of supply
• Natural Color System, Standard for colour notations in Sweden and other countries, illustrated by standardised colour atlas

Transport

• Newark City Subway, a component of the Newark Light Rail system in Newark, New Jersey, United States
• North Central Service, a Metra commuter rail line running from Union Station in downtown Chicago through northwestern and far northern suburbs to Antioch, Illinois