Mount AmpayaoProvince of Ilocos SurSalcedoSalcedoGregorio del PilarSalcedoSan EmilioGregorio del PilarGregorio del PilarMount EstileteSan EmilioMount TiradAllangigan PrimeroAllangigan PrimeroMount MonondonSpike PeakQuirinoQuirinoGalimuyodBanayoyoBanayoyoSigayLidliddaLidliddaGalimuyodMount MonserratMount KapnisMount PangpangMount QuinaliBald PeakMount BanmikaMount BanudMount TinimoganMount NaliboMount AntinangadMount KakauayaMount TapaoMount CacamtananMount NamogoianMount Masisip