Imnaha, OR is a city located in Wallowa County, Oregon and has a land area of 1,074.83 square miles (2.59 km2). The water area for the city is 2.56 square miles or 6.63 km2. There is one unique zip code in Imnaha, Oregon and it is 97842. The area code(s) for Imnaha is 541.
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