The only casinos allowed in the state of Oregon have to be owned and operated by Native American Indian Tribes. That’s the law. However, if you want to play poker, you can certainly find places to do so – legally. Moreover, Oregon residents can play online poker, but you had better check the legality of it in your area. In total, there are 9 casinos operated by Native American Indian Tribes in Oregon. The Mill Casino Hotel located in North Bend, has the most casino games including 700 slots, video poker, blackjack, poker, craps, and roulette.