Grand Ronde, OR is a city located in Polk County, Oregon and has a land area of 47.31 square miles (122.53 km2). The water area for the city is 0.00 square miles or 0.00 km2. There is one unique zip code in Grand Ronde, Oregon and it is 97347. The area code(s) for Grand Ronde is 503/971.
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