Twisp, WA is a city located in Okanogan County, Washington and has a land area of 444.43 square miles (1,151.07 km2). The water area for the city is 0.26 square miles or 0.67 km2. There is one unique zip code in Twisp, Washington and it is 98856. The area code(s) for Twisp is 509.
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