LACS

LACS may refer to:


 * Lacunar Stroke Syndrome
 * League Against Cruel Sports in the UK, campaigns against fox hunting etc.
 * Lehman Alternative Community School, a combined middle and high school in Ithaca, New York
 * Locatable Address Conversion System, a U.S. Postal Service update mechanism
 * Luxembourg American Cultural Society, a Luxembourgish-American organization based in Belgium, Wisconsin

Lacs may refer to:
 * Lacs Region, a region of Côte d'Ivoire
 * Lacs District, a district of Côte d'Ivoire
 * Lacs, Indre, a commune in France
 * Lacs Prefecture, Togo
 * The Lacs, an American country rap duo