Welcome to the Burns Paiute Tribe. The Confederated Tribes of Grand Ronde. Confederated Tribes of the Umatilla Indian Reservation Official Website. The Confederated Tribes of Warm Springs Reservation of Oregon. Coquille Indian Tribe. Cow Creek Band of Umpqua Tribe of Indian. The Klamath Tribes. Confederated Tribes of Siletz Indians of Oregon.