 And it's so easy to make reservations. All you have to do is call 208-426-8000. Call Ruth's Chris and talk to Renee Keanu. Renee has become famous for being able to make things happen. And beware, the steaks and service at Ruth's Chris are so good, there's a danger it could spoil other restaurants for you. 208-426-8000. That's 208-426-8000. Ruth's Chris Steakhouse in the Zions Bank building in downtown Boise.