- John Muir Exhibit - Featuring information about wilderness hero, John Muir.
- Sierra Club
- Sierra Club - Angeles Chapter - Sierra Club Chapter Covering Greater Los Angeles/Orange Cnty.
- Sierra Club - Cascade Chapter - Washington state chapter of the Sierra Club
- Sierra Club groups in Oklahoma - Sierra club groups in Oklahoma
- Sierra Club / Mojave Group - Sierra Club / Mojave Group supports the High Desert area of California
- Sierra Club, Rochester NY Regional Group - Info about club meetings, activities, newsletter, legislative alerts, press releases also NYS solid waste, Toxic Release information and EPA link.
- Sierra Singles Section - Los Angeles California is the 20s and 30s Sierra Singles Section of the Sierra Club (Los Angeles) is composed of environmentally conscious singles in their 20s and 30s. You will find out about newcomer events, day hikes, conservation activities, backpacks, and camping trips that are upcoming, how to participate (its free!), and where to meet for the events.
- Sierra Student Coalition is the student-run arm of the Sierra Club. The SSC is a powerful network of young environmental activists.
- Sierra Club-Grand Canyon Chapter Environmental events and activism in Arizona.