OCS or Ocs may refer to:

Places

  • Öcs, a village in Veszprém county, Hungary
  • Outer Continental Shelf, a maritime federal land zone beyond the jurisdiction of the United States

Music

  • Ocean Colour Scene, an English rock group
  • Thee Oh Sees, an American experimental rock band

Psychiatry and medicine

  • Obsessive-compulsive syndrome or obsessive-compulsive disorder, a psychiatric anxiety disorder
  • Ontario Cannabis Store
  • Oral corticosteroid

Science and technology

  • Open Collaboration Services, for integration of web services and communities into desktop and mobile applications, an open and vendor-independent API
  • Office of the Chief Scientist (Australia), a part of Department of Innovation, Industry, Science and Research
  • Original Chip Set, used in the earliest Commodore Amiga computers
  • Carbonyl sulfide, a chemical compound with the formula OCS
  • Microsoft Office Communications Server, a software product
  • OCS Inventory (Open Computer and Software Inventory), an application which inventories IT assets
  • Online charging system, a system allowing providers of communication services to charge customers based on service usage
  • Overhead contact system, a system which provides electric power to trains

Schools and alumni associations

  • Officer candidate school, a training establishment in many countries where military officers are trained
  • Oklahoma Christian School
  • Old Cliftonian Society, the society for the alumni of Clifton College, Bristol, England
  • Opelika City Schools, a school district headquartered in Opelika, Alabama, United States
  • Senator O'Connor College School in Toronto, Ontario, Canada

Other uses

  • Corisco International Airport, IATA airport code "OCS"
  • Federation of Old Cornwall Societies or sometimes OCS, a Cornish history charity
  • OCS (TV network), defunct French TV network
  • Old Church Slavonic, a Slavic language which developed in the 9th century
  • Office of Community Services, a US Federal Government agency
  • On course side, a term meaning that a sailboat has crossed the start line of a race early
  • Operational Combat Series, a game series from The Gamers and Multi-Man Publishing
  • Original Chicken Sandwich, a Burger King product

See also

  • OC (disambiguation) for the singular of "OCs"