Marblemount, WA is a city located in Skagit County, Washington and has a land area of 333.89 square miles (864.77 km2). The water area for the city is 2.38 square miles or 6.16 km2. There is one unique zip code in Marblemount, Washington and it is 98267. The area code(s) for Marblemount is 360/564.
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