Lewiston, Idaho - Wikipedia, the free encyclopediaLewiston is the principal city of the Lewiston, ID - Clarkston, WA Metropolitan Statistical Area, which includes all of Nez Perce County and Asotin County, Washington.
Communities - Welcome to LewistonThe Lewis-Clark Valley is located 465 river miles from the Pacific Ocean at the confluence of the Snake and Clearwater Rivers. The twin cities of Lewiston, Idaho and ...