SCN

SCN may stand for:

Science and technology

 * .scn, SceneKit archive format
 * Satellite Catalog Number, an identification number given to satellites
 * Scandium nitride (ScN), an inorganic compound
 * Scene mode, a mode in digital cameras
 * Server change number, a counter variable used in client-server architecture
 * Sociocybernetics
 * Switched circuit network, i.e. the public switched telephone network
 * System change number, a stamp that defines a committed version in an Oracle Database
 * Thiocyanate, an organic compound in the cyanate family

Medicine

 * SCN1A to SCN11A, and SCN2B to SCN4B, sodium channel genes and beta subunits
 * Severe congenital neutropenia, rare disorders
 * Solid cell nests, in pathology
 * Soybean cyst nematode, a type of parasitic nematode
 * Suprachiasmatic nucleus, in the brain's hypothalamus

Communications & media

 * SCN (TV station), a TV station in Broken Hill, New South Wales, Australia
 * Saskatchewan Communications Network, a TV channel
 * Southern Command Network, an American Forces Network
 * SAP Community Network, of SAP SE users
 * SCN, former branding of GLV/BCV, a TV station in Victoria, Australia

Organizations

 * Secure Community Network, a US-based Jewish security advisory organization
 * Sisters of Charity of Nazareth, a Roman Catholic religious order
 * Supervisory Council of the North, an Afghan military unit
 * Supreme Court of Nigeria

Other uses

 * Saarbrücken Airport (IATA: SCN), in Saarland, Germany
 * Saint Kitts and Nevis, ITU country code
 * Satellite Control Network, a satellite communications and control network operated by the United States Space Force. Formerly known as the Air Force Satellite Control Network.
 * Scottish Candidate Number, a student identifier
 * Sicilian language (ISO 639: scn)