LOC, Loc or LoC may stand for: · Lamp Output Control · Localizer, a component of an Instrument Landing System · Lab-on-a-chip, a term for devices that integrate multiple laboratory functions on a single chip · Leftöver Crack, a Crack Rock Steady band · LeMoyne-Owen College, a historically black college located in Memphis, Tennessee · Length of cut, one of the attributes of an endmill · Letter of comment · Letter of credit · Level of consciousness, an medical assessment of a patient's degree of consciousness · Library of Congress, the national library of the United States · Liga Obrera Comunista [LINK: Communist] Workers League,a Trotskyist group in Spain active from 1976-1990 · Line of Control, a line which demarcates the boundary between the territories controlled by two militaries or political entities · Line