Climbing Magazine - Since 1970
Climbing Magazine’s mission is to inspire people to climb, to seek new challenges, and to learn about the great diversity of our sport. We strive to be thoughtful, inclusive, and unswervingly authentic.
http://www.climbing.com/

The American Safe Climbing Association
The ASCA is a bare bones nonprofit organization of dedicated climbers who replace unsafe anchors and reduce the visual and environmental impacts of climbing.
http://www.safeclimbing.org/

Peakware World Mountain Encyclopedia
Peakware - the world's premier mountain and mountaineering resource. Explore the world's mountains.
http://www.peakware.com/

SummitPost - Climbing, Hiking, Mountaineering
SummitPost is a collaborative content community focused on climbing, mountaineering, hiking and other outdoor activities. This site is built by its members, and we welcome you to contribute
http://www.summitpost.org/

Santiam Alpine Club - Mountain Climbing and Instruction
Mountain climbing instruction prepares mountaineers for an activities schedule of climbs in Oregon, Washington, California and British Columbia.
http://www.santiamalpineclub.org/