Cordillera Occidental (Ecuador) Tags: Mountain Range.The Cordillera Occidental range is one of two main mountain ranges in the Andes in Ecuador the other being the Cordillera Central. It spans the whole country from north to south. The highest peak of the Cordillera Occidental is Chimborazo (6267 m). point latitude -1.46917 longitude -78.8175 Learn more... Loading...