Castle Rock, WAZIP code 98611 covers the area of Castle Rock, Washington. This rural town is known for its stunning views of the nearby Mount St. Helens volcano. The Cowlitz River flows through the town, offering fishing and recreational opportunities. Castle Rock sits at the crossroads of Interstate 5 and Highway 504, making it a convenient stop for travelers exploring the Pacific Northwest. |
ZIP code 98611Castle Rock, WAUnited StatesUS > WA > Cowlitz County > 98611 Daylight Saving:
Yes Download this data for all ZIP codes
|
||||||||||||||||||||||||||||||||||||||||||||||||||
©2025 Zipwise Software.
Family owned & operated since 2002.
Thank you for your business.