Livingston. south of White Sulphur Springs. The highways travel concurrently to northeast of White Sulphur Springs. south-southeast of Armington. The highways travel concurrently to Great Falls. in Great Falls. The highways travel concurrently through Great Falls. in Great Falls. I-15/US 89 travels concurrently to northeast of Vaughn. in Choteau southeast of South Browning. The highways travel concurrently to South Browning. at the Canada–United States border north-northeast of Babb See also References External links US Route 89: America's Most Scenic Road Trip U.S. Highway 89: The Scenic Route to Seven National Parks; Ann Torrence Highway 89 Digital Collection: Utah State University - Includes documents and photos. Endpoints of U.S. Highway 89 Route 89 in '89: From Mexico to Canada Through America's West By James T. Yenckel, Washington Post, October 8, 1989 United States Numbered Highway System U.S. Highways in Wyoming U.S. Highways in Idaho