OCS or Ocs may refer to:

Places

Öcs Öcs is a village in Ajka district, Veszprém county, Hungary. History The area of the village was inhabited even in early historical times. Prehistoric, Roman, Celtic, Avar, and Hungarian conquest-era artifacts have been unearthed in various ...

, a village in Veszprém county, Hungary *

Outer Continental Shelf The Outer Continental Shelf (OCS) is a legally defined geographic feature of the United States. The OCS is the part of the internationally recognized continental shelf of the United States which does not fall under the jurisdictions of the ind ...

, 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 Carbonyl sulfide is the chemical compound with the linear formula . It is a colorless flammable gas with an unpleasant odor. It is a linear molecule consisting of a carbonyl double bonded to a sulfur atom. Carbonyl sulfide can be considered to ...

, 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 Online charging system (OCS) is a system allowing a communications service provider A telecommunications company is a kind of electronic communications service provider, more precisely a telecommunications service provider (TSP), that provides ...

, 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 An officer candidate school (OCS) is a military school which trains civilians and Enlisted rank, enlisted personnel in order for them to gain a Commission (document), commission as Commissioned officer, officers in the armed forces of a country. H ...

, 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 The Federation of Old Cornwall Societies (FOCS) was formed in 1924, on the initiative of Robert Morton Nance, with the objective of collecting and maintaining "all those ancient things that make the spirit of Cornwall — its traditions, its old ...

or sometimes OCS, a Cornish history charity *

OCS (TV network) OCS, or previously known as Orange Cinéma Séries, was a group of French pay television television network, networks that is dedicated to films and series. It was launched in November 2008 by Orange S.A. and was later sold to Groupe Canal+ The c ...

, defunct French TV network *

Old Church Slavonic Old Church Slavonic or Old Slavonic ( ) is the first Slavic languages, Slavic literary language and the oldest extant written Slavonic language attested in literary sources. It belongs to the South Slavic languages, South Slavic subgroup of the ...