Castle Rock Zip Codes - Cowlitz County WA

Castle Rock, WA Zip Code Map

Castle Rock, WA is a city located in Cowlitz County, Washington and has a land area of 136.13 square miles (352.58 km2). The water area for the city is 1.47 square miles or 3.81 km2. There is one unique zip code in Castle Rock, Washington and it is 98611. The area code(s) for Castle Rock is 360/564.

Zip Codes for Castle Rock, WA (1)
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98611 Castle Rock Cowlitz

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