BCK

BCK is the abbreviation of:


 * Bahria College Karachi college in Karachi, Pakistan
 * BC Kosher, a kosher certification agency in Canada
 * BCK algebra, in mathematics, BCK or BCI algebras are algebraic structures
 * British Rail coach type code representing a Brake composite corridor coach
 * Buckley railway station, a railway station in the UK
 * Buckie, a town in Scotland
 * Compagnie du chemin de fer du bas-Congo au Katanga, former railway company in Congo
 * 3-Methyl-2-oxobutanoate dehydrogenase (acetyl-transferring) kinase, an enzyme