Cordillera Administrative Region (Filipino: Rehiyong Pampangasiwaan ng Cordillera; Ilocano: Rehion Administratibo ti Cordillera), designated as CAR, is a region in the Philippines in the island of Luzon. The only landlocked region in the country, it is bordered by the Ilocos Region in the west and southwest, and by the Cagayan Valley on the north, east, and southeast.