Plumas County Visitors Bureau - Descriptions of recreation, events, communities and data on Plumas County. - http://www.plumascounty.org/
Plumas County Fire Safe Council - Board of directors, activities, fire forecast and tips from this organization. - http://www.plumasfiresafe.org/
Indian Valley Chamber of Commerce - Towns and history, recreation and cultural activities, and business listings. - http://www.indianvalley.net/
Eastern Plumas Chamber of Commerce - Visitors' information and business directory for Portola and the Sierra Valley. - http://www.easternplumaschamber.com/
CERES - Plumas County - An index to environmental information for the county. Extensive reference includes road, weather, and flood conditions, demographics, historical resources, maps. - http://ceres.ca.gov/geo_area/counties/Plumas/