1. SimplexGrinnell 1533 N 12th St Ste 5, Bismarck, ND 58501 Coordinate: 46.82259,-100.77405 Phone: (701) 255-6077
2. SimplexGrinnell 2910 E Broadway Ave Ste 44, Bismarck, ND 58501 Coordinate: 46.80644,-100.747 Phone: (701) 255-6077