Seattle Mariners - National Anthem Basic event infoEvent date: Sep 6 2016 - 7:00pmLocation: Safeco Field 1250 1st Avenue South 98134 Seattle , WA United States See map: Google Maps Washington US Public event fieldsThe Seattle Seachordsmen will sing the National Anthem before the Seattle Mariners/Texas Rangers baseball game on Tuesday, September 6th at Safeco Field. The game will begin at 7:10 PM. Play Ball!!