Pendleton Air Museum [Pendleton] - Museum devoted to the history of Oregon's civilian and military aviation.
Tillamook Air Museum [Tillamook] - Collection of over 30 warbirds including a number of WW2 fighters.
Oregon Military Museum [Camp Withycombe, Clackamas] - Small museum with a collection of military artifacts from all eras including both tanks and artillery. Extensive firearm collection.
Oregon Air & Space Museum [Eugene] - Details unknown.