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, a defunct American Armed Forces radio and television broadcaster in the Panama Canal Zone
  • SAP Community Network, of SAP SE users
  • SCN, former branding of GLV/BCV, a TV station in Victoria, Australia
  • SCN Sportcanal, a defunct Portuguese television channel

Organizations

  • Secure Community Network, a US-based Jewish security advisory organization
  • Sisters of Charity of Nazareth, a 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)