FCS

FCS may refer to:

Education

 * Faith Christian School (disambiguation)
 * Faujdarhat Collegiate School, in Chittagong, Bangladesh
 * Florence Christian School in South Carolina, United States
 * Florida College System, in the United States
 * Foothills Christian Schools, in San Diego County, California, United States
 * Forsyth County Schools in Georgia, United States
 * Franklin College Switzerland, an American college in Switzerland
 * Friendship Christian School (disambiguation)
 * Friends' Central School, in Pennsylvania, United States

Sports

 * Football Championship Subdivision, an American football classification in the NCAA in the United States for college football
 * Fox College Sports, an American television sport network

Association football clubs

 * 1. FC Saarbrücken, in Germany
 * FC Red Bull Salzburg, in Austria
 * FC Schaffhausen, in Switzerland
 * 1. FC Schweinfurt 05, in Germany
 * 1. FC Slovácko, in the Czech Republic
 * FC South End, in Trinidad and Tobago
 * FC Strausberg, in Germany
 * F.C. Südtirol, in Italy

Technology

 * Fairchild Semiconductor, an American semiconductor company
 * FCS Control Systems, a Dutch aerospace company
 * Fibre Channel switch
 * Fighter catapult ship
 * Fin control system
 * Final Cut Studio
 * Fire-control system
 * Flight control system
 * Flight control surfaces
 * Flow Cytometry Standard
 * Fluorescence correlation spectroscopy
 * Food contacting substances
 * Frame check sequence, communication error detection
 * Fusion Camera System
 * Future Combat Systems

Other uses

 * Chalmers Naval Architecture Students' Society (Swedish: Föreningen Chalmers Skeppsbyggare)
 * Faller Car System, a kind of slot cars, see Faller
 * Family and consumer science
 * Federation of Conservative Students, a former student wing of the British Conservative Party
 * Fellow of the Chemical Society (postnomial)
 * Ferrocarril del Sur (English: Peru Southern Railway), a former peruvian railway company
 * Fetal calf serum
 * Foreign Commercial Service of the United States Department of Commerce
 * Fraser Commando School, an Australian training facility
 * The "favourable conservation status" of protected habitats and species in the European Union's Habitats Directive
 * First customer shipment (ship, shipping), the stage in hardware or software development process when a certain product or a version thereof is provided to the customers for the first time