LARC can refer to any of several things:The NASA Langley Research Center in Hampton, Virginia, USA. The London Action Resource Centre, a social centre in London Liver and activation-regulated chemokine, a small cytokine belonging to the CC chemokine family that is now officially called Chemokine ligand 20 (CCL20), UNIVAC LARC, computer LARC-V an amphibious resupply vehicle. LARC-XV an amphibious resupply vehicle. LARC-LX an amphibious resupply vehicle. Kamen Rider Larc, a character from Kamen Rider Blade. Long Acting Reversible Contraception, a contraceptive device that lasts longer than typical birth controls. List Authorised Racket Coverings, in table tennis, a comprehensive list of rubber racket coverings authorised by the ITTF Licensed Asbestos Removal Contractor