On March 3, 1865 the district included Idaho Territory after it was formed from the eastern part of Washington Territory. On March 14, 1865, the District of Oregon was extended to include the entire state of Oregon.[1]
^A two-story blockhouse built to protect the Siletz Indian Agency. It was a subpost of Fort Hoskins. Originally called Yaquina Bay Blockhouse (1856–1858) located at the mouth of the Yaquina River near South Beach. It was dismantled and floated upriver in 1858. Located at Siletz, Oregon.
^Garrisoned by the Oregon Volunteer Cavalry to observe Confederate sympathizers in nearby Jacksonville, Oregon. Located one-half mile west of Phoenix, Oregon. Possibly also known as Camp Phoenix.
^A temporary state militia post that lasted only one month. Located at the mouth of the Clackamas River about one mile north of Oregon City. Replaced Camp Barlow.
^Post at Cape Disappointment was at the north mouth of the Columbia River, Washington Territory, later renamed Fort Cape Disappointment 1864 and Fort Canby in 1875.
^Carey, History of Oregon, pg. 671 Located slightly east of Camps Maury and Polk.
^Carey, History of Oregon, pg. 671. This camp, named for Oregon's representative in Congress at that time, was established early in 1864, near the mouth of Jordan Creek, 330 miles from Walla Walla, and was the center of operations in Southeastern Oregon for some time afterward.
^Carey, History of Oregon, pg. 671 Near Canyon City, on the headwaters of John Day River.
^Carey, History of Oregon, pg. 671. North of Harney Lake. A temporary state militia encampment on the Silvies River, possibly to the south of Burns, Oregon. . Originally Adobe Camp (1865), a 25-yard square sod-walled post, was located here before being replaced after only two weeks.
^Carey, History of Oregon, pg. 671. Located east of Warner Lakes. A Federal camp originally located 20 miles east of Warner (Hart) Lake. It was moved in 1867
^Carey, History of Oregon, pg. 671. Located west of Warner Lakes.