• The Oregon Community Foundation
  • National Park Service
  • Northwest Chapter of the Oregon-California Trails Association
  • Oregon Heritage Trees and Historic Markers
  • Oregon Historical Society
  • Oregon Parks and Recreation Department
  • U.S. Forest Service
  • U.S. Bureau of Land Management
  • U.S. Army Corps of Engineers

Oregon Trail Interpretive Centers

  • Columbia Gorge Discovery Center
  • End of the Oregon Trail Interpretive Center
  • Four Rivers Cultural Center
  • National Historic Oregon Trail Interpretive Center at Flagstaff Hill
  • Tamastslikt Cultural Institute

Tribal websites

  • The Confederated Tribe of Grand Ronde
  • The Confederated Tribes of Siletz
  • The Confederated Tribes of the Umatilla Indian Reservation
  • The Confederated Tribes of Warm Springs
  • Coquille Indian Tribe
  • Cow Creek Band of Umpqua Tribe of Indians
  • Klamath Tribes