article: List of counties in Oregon
links: Tillamook (tribe) Indian Wars Chief Joseph Columbia River American Civil War County Seat Andrew Jackson Canyon City, Oregon Federal Information Processing Standard Oregon House of Representatives Stephen A. Douglas Ulysses S. Grant Oregon Territory Abraham Lincoln Union (American Civil War) Pig War (1859) United States Postal Service Missouri William Tecumseh Sherman Oregon George Washington U.S. Senator James Knox Polk Thomas Jefferson American Revolutionary War U.S. state Founding Fathers of the United States County (United States)