Gifford Pinchot National Forest
Contact Information
Cowlitz Valley Ranger District 10024 US Hwy 12 PO Box 670 Randle, WA 98377 (360) 497-1100
Mt. Adams Ranger District 2455 Hwy 141 Trout Lake, WA 98650 (509) 395-3400
Mount St Helens National Volcanic Monument 42218 N.E. Yale Bridge Rd. Amboy, WA 98601 (360) 449-7800
Forest Headquarters 1501 E. Evergreen Blvd. Vancouver, WA 98661 (360) 891-5000
Forest Headquarters Mailing Address: 501 E. 5th St., #404 Vancouver, WA 98661
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Provides access to: Hummocks Trail #229, Boundary Trail #1 (from Hummocks #229 to Johnston Ridge Observatory).
From Castle Rock, WA head east on State Highway 504 (Spirit Lake Highway) for 42.7 miles take the right branch and stay on 504 and drive another 2 miles to the Hummock/Boundary Trailhead on the right.
Map showing recreational areas. Map Information
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