Humptulips, WA is a city located in Grays Harbor County, Washington and has a land area of 76.03 square miles (196.92 km2). The water area for the city is 0.74 square miles or 1.92 km2. There is one unique zip code in Humptulips, Washington and it is 98552. The area code(s) for Humptulips is 360/564.
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