PCS

PCS may refer to:

Military

 * Permanent change of station, to be permanently moved to a new post in the U.S. armed forces
 * Personal Clothing System, designation of British Army No. 8 Combat Dress
 * A US Navy hull classification symbol: Patrol craft sweeper (PCS)

Organizations

 * Communist Party of El Salvador (Partido Comunista de El Salvador), a political party in El Salvador
 * PhillyCarShare, a defunct non-profit organization in Philadelphia, US, acquired by Enterprise in 2011
 * Polish Council of State, supreme political body of Poland from 1947 to 1989
 * Portland Center Stage, a theater company based in Portland, Oregon, US since 1988
 * Potash Corporation of Saskatchewan, a former Canadian producer of potash
 * Provincial Civil Service, Uttar Pradesh, India
 * Provo Canyon School, a US psychiatric youth residential treatment center
 * Public and Commercial Services Union, a trade union representing UK public sector workers
 * Sammarinese Communist Party (Partito Comunista Sammarinese), a former political party in San Marino

Education

 * Pacific Collegiate School, a grades 7–12 charter school in Santa Cruz, California, US
 * Petaluma City Schools, the school district of Petaluma, California, US
 * Presbyterian Christian School, a private school in Hattiesburg, Mississippi, US
 * Professional Children's School, a college preparatory school for child actors and dancers in New York City, US
 * Pueblo City Schools, the school district of Pueblo, Colorado, US

Science and technology

 * Partitioning Communication System, a high-assurance communications security technology
 * Periphere Computer Systeme, a German manufacturer of UNIX-based computers in the 1980s and 1990s
 * Personal Communications Service, a set of wireless communications capabilities
 * Photon correlation spectroscopy, a spectroscopic technique in chemistry and physics used to determine particle sizes in suspensions
 * Physical coding sublayer, an Ethernet Layer 1 (PHY) sub-layer
 * Picture communication symbols, drawings used to communicate with autistic people and in other alternative communication systems
 * Plastic-clad silica fiber, a type of optical fiber
 * Process control system, for industrial process control
 * Profile connection space, an intermediary form for color-data used when performing conversions between color spaces

Medicine

 * Pelvic congestion syndrome, a cause of chronic pain in the abdomen
 * Post-concussion syndrome, a set of symptoms that a person may experience after a concussion
 * Post-COVID syndrome, symptoms that develop and continue for a long time after COVID-19
 * Postcholecystectomy syndrome, the presence of abdominal symptoms after surgery to remove the gallbladder
 * Precordial catch syndrome, a common cause of chest pain complaints in children and adolescents

Other uses

 * Pacific Central Station, a railway station in Vancouver, British Columbia, Canada
 * Pacific Championship Series, a professional esports league for the MOBA PC game League of Legends
 * Photo City Sagamihara, awards for photography given annually by the Japanese town of Sagamihara
 * Pinball Construction Set, a computer game by Bill Budge published by Electronic Arts
 * Program Component Score, part of the ISU Judging System for figure skating competitions
 * Prime Cabinet Secretary of the Republic of Kenya