USANA Amphitheatre, Salt Lake City, UT by SeatView | Mar 21, 2014 | MLBUSANA Amphitheatre 5125 S 6400 W, Salt Lake City, UT 84118 Main Phone – (801) 417-5343 USANA Amphitheatre Facebook Page Opened – 2003 Capacity – 20,000 Events Major Concert Tours Festivals Upcoming Events at USANA...