The Codés Range (Kodesko mendilerroa in Basque and Sierra de Codés in Spanish) is a mountain range of western Navarre, Spain, part of the Basque Mountains. Its highest point is the 1,418 metres high Ioar, located between Santa Cruz de Campezo and Aguilar de Codés. The Codés Range is the westernmost mountain range in Navarre, located right at the limit of Álava Province.