Alpine Ascents International - Guided mountain climbing and mountaineering instruction. Climbs include Everest, Aconocagua, Vinson Massif, Kilimanjaro, and others.
American Alpine Club - National organization in the U.S. devoted to mountaineering and climbing, emphasizing adventure, scientific research and education.
American Mountain Guides Association - Mountain guides and technical climbing instructors striving to improve standards in the mountain guiding profession.
American Safe Climbing Association - Nonprofit organization of climbers dedicated to making rock climbing safer through education and the replacement of unsafe bolts and anchors.
Augustine Volcano - Alaska - Features a location map for the Augustine and other Cook Inlet volcanoes, an ash trajectory forecast, hourly observations, information on past activity, photographs, a webcam, and seismic data.
Australian Army Alpine Association - Promoting leadership, confidence, initiative, and teamwork through alpine adventure training for members of the ADF.
Braunagel, John - Offers mountain climbing themed wallpaper, comics, climbing and hiking information, financial calculators, and links.
British Mountaineering Council - Exists to protect the freedom and promote the interests of climbers, hillwalkers, mountaineers, and ski-mountaineers.
buildering.net - Online home for urban cragging, with photos, articles, and interviews.
California Mountaineering Club - Club of experienced mountaineers, dedicated to promoting mountaineering throughout California.
Camp 4 - Virtual climbing community with news, pictures, trip reports, reviews, and more.
Carolina Climbers Coalition - Promoting safe climbing practices and climber's access to areas in North and South Carolina.
Chamonix Alpine Adventures - Climbing and ski mountaineering guide Antoine Savelli offers technical rock and ice climbing instruction and ski mountaineering guided ascents in France, Italy, and U.S.A.
climber.org - Online community devoted to encouraging climbing by sustaining the Internet presence of mountaineering clubs and by fostering electronic communication among mountaineers.
Climbing Magazine - Contains information about climbing destinations, equipment, training and techniques, as well as first-hand accounts, profiles, and photos.
Mountain and Travel Pictures - Collection of mountain climbing and travel photos from Switzerland, Mexico, Venezuela, Europe, and more.
Mountain Community - Moderated discussion group devoted to all aspects of climbing and mountain sports.
Mountain Inn - Resource site for climbers and mountaineers. Has club listings, information about travel and accommodation, and facts about mountains in each region.
Mountain Institute, The - Nonprofit scientific and educational organization dedicated to advancing mountain cultures and preserving mountain environments in the Himalayas, Andes and Appalachians.
Mountain Slides - A gallery of worldwide alpine hikes and trekking tours. In English and German.
NEice.com - Offers articles, condition reports, events, and more for ice climbing in New England.
New Zealand Alpine Club - Climbing organisation with information to encourage the exploration, ski mountaineering, conservation, and scientific observation of mountains and glaciers.