CorTrust Bank ← View details 111 South Main Street, Mount Vernon, SD 57363 +1 605-236-5211 cortrustbank.com Suggest an Edit Name* State* Locality* ZIP* Street address* Phone* Website Opening hours Monday: 08:30 am — 04:00 pm Tuesday: 08:30 am — 04:00 pm Wednesday: 08:30 am — 04:00 pm Thursday: 08:30 am — 04:00 pm Friday: 08:30 am — 04:00 pm Your comments * — Required information