Commerce Bank Address: 9850 Saint Charles Rock Rd, St Ann, MO 63074 Phone: (314) 726-2255 Banks Other Businesses: Regions Bank at 10449 Saint Charles Rock Rd, St Ann, MO 63074 Superior Bank at 9850 Saint Charles Rock Rd, St Ann, MO 63074 Peartree Inn at 10810 Pear Tree Ln, St Ann, MO 63074 Drury Inn at 10801 Pear Tree Ln, St Ann, MO 63074