 The Oregon Canyon Mountains border the <unk> Creek Mountains on the east along the Harney – <unk> county line ( according to the United States Geological Survey 's definitions ) , while the <unk> Mountains are the next range west of the <unk> Creek Mountains . The <unk> Creek Mountains in both Oregon and Nevada border the <unk> Creek Mountains on the southwest ; the two ranges are separated by <unk> Cabin Creek and South Fork <unk> Creek . South of the <unk> Creek Mountains is the Kings River Valley , which separates the <unk> Creek Mountains on the west from the Montana Mountains on the east . 
