The address for Sunday is 525 North 400 West, Centerville, Utah. Everyone has to be in a seat to comply with fire code. There are approximately 500 seats (including a balcony).
If you are in town for General Conference and want to attend, come by. All people from out of town will be admitted free. Locals are also free. Anyone arriving before the talk begins will be free. Come to think of it, this time it will be free to all. The talk begins at 7:00 p.m.