| Anglo American Climbers: For American and English Climbers in East Anglia. Discussion forum and chat. |
| Bay Area Mountaineering Society: Discussion forum and chat. (San Francisco, California) |
| Bay Area Rock: Discussion forum. Chat. (San Francisco Bay area, California) |
| Climb For Christ: For young climbers, Christian or not. Discussion forum and chat. |
| Climbing News Mailing List: Mailing list plus archives. Discussion forums. |
| Climbing Talk: Forums for rock climbing, bouldering, aid climbing, mountaineering, and ice climbing. |
| DC Outdoors: Discussion forum and chat. |
| drexelClimbing: Trip reports and photos. Message board. |
| Flatlander: "A cardboard box for the climbing homeless." Discussion forum and chat. |
| KlimbOn: Discussion forum and chat. |
| Mountaineering: Discussion forum and chat for an international community of mountain climbers. |
| MSN Group: Rock Climbing: Discussion forum with special board for Washington. |
| MSN Groups: Mountaineering: Discussion forum covers mountaineering, rock climbing, and ice climbing. |
| MSN Groups: Rock Climbing Rocks: Discussion forum with photos. |
| New England Rock Club: Discussion forum. Chat. Photos. (New England) |
| Rainier: Discussion forum and chat. |
| Red River Climbing: A message board with general topics and a focus on climbing at the Red River Gorge, Kentucky. |
| Rock Climbing and Bouldering: Discussion forum and chat. |
| Rock Climbing.com Forums: Includes general discussion forums as well as special forums for ice climbing, aid climbing, bouldering, trad climbing, and competition climbing. |
| Sport Climbing: For sport climbing. Discussion forum and chat. |
| Stonewall Climbers: Gay, lesbian, and bisexual online club. Discussion forum and chat. |
| UT Climbers: Discussion forum. (Utah) |
| Utah Climbers: A public forum for Utah based climbers. |
| Utah's Climbing Network: Discussion forum. Chat. (Utah) |
| Women on the Wall: For women. Discussion forum and chat. |
| Zoner's Pub: Discussion forum with archives. |
Classical
