With more than 1.9 million members and supporters, the National Parks Conservation Association (NPCA) has been the independent voice for our national parks since 1919. For more than 100 years, we have been fearless and outspoken defenders of America’s national parks—the people’s parks— your parks. From field offices strategically located near national parks nationwide to our headquarters in Washington, D.C., NPCA advocates for the protection of park resources and the stories they tell.