The NLCS Coalition includes:

• Alaska Coalition
• American Hiking Society
• American Rivers
• American Society of Landscape Architects
• Arizona Archaeological Council
• Arizona Wilderness Coalition
• Bay Area Coalition for Headwaters
• California Wilderness Coalition
• Campaign for America’s Wilderness
• Center for Biological Diversity
• Coalition for Sonoran Desert Protection
• Colorado Environmental Coalition
• ConservAmerica
• Crow Canyon Archeological Center
• Defenders of Wildlife
• Earthjustice
• Friends of Arizona Rivers
• Friends of Sloan Canyon
• Friends of Sonoran Desert National Monument
• Friends of the Earth
• Friends of the Inyo
• Friends of the Missouri River Breaks Monument
• Friends of the Monument (Canyons of the Ancients National Monument)
• Grand Canyon Trust
• Grand Canyon Wildlands Council
• Grand Staircase-Escalante Partners
• Great Old Broads for Wilderness
• Idaho Conservation League
• Los Padres Forest Watch
• Montana Wilderness Association
• Montana Wildlife Federation
• National Hispanic Environmental Council
• National Parks Conservation Association
• National Trust for Historic Preservation
• National Wildlife Federation
• Natural Resources Defense Council
• Natural Trails and Waters Coalition
• Nevada Wilderness Project
• New Mexico Wilderness Alliance
• Oregon Natural Desert Association
• Republicans for Environmental Protection
• San Juan Citizens Alliance
• The Sierra Club
• Sky Island Alliance
• The Society for Historical Archaeology
• Society of Vertebrate Paleontology
• Soda Mountain Wilderness Council
• Sonoran Institute
• Southern Utah Wilderness Alliance
• Trout Unlimited
• U.S. Public Interest Research Group
• Western Colorado Congress
• Western Resource Advocates
• The Wilderness Society