Blogs & Message Boards
Amar Andalkar's Skiing the Cascade Volcanoes (an excellent source for ski route information)
Earn Your Turns & Backcounty Talk (Tahoe-centric blog and affiliated forum)
The Kickturner (Sam's blog)
Snow Money Snow Problems (Dave's blog)
Splitboard Oregon
Teton Gravity Research
Turns All Year (Seattle-centric ski mountaineering forum)
Wild Snow

Ashland Outdoor Store - Ashland, OR (rental backcountry gear in the Rogue Valley) - Cyberspace
Berg's Ski & Snowboard Shop - Eugene, OR/Cyberspace - Cyberspace (binding inserts) - Cyberspace
CycleAnalysis - Jacksonville, OR (bike shop)
The Fifth Season - Mount Shasta, CA
OMC Gear - Portland, OR/Cyberspace
Rogue Ski Shop - Medford, OR (can't say enough great things about this place)