Great Southern Bank ← View details 323 East Walnut Street, Thayer, MO 65791 +1 417-264-7104 greatsouthernbank.com Suggest an Edit Name* State* Locality* ZIP* Street address* Phone* Website Opening hours Monday: 08:30 am — 05:30 pm Tuesday: 08:30 am — 05:30 pm Wednesday: 08:30 am — 05:30 pm Thursday: 08:30 am — 05:30 pm Friday: 08:30 am — 05:30 pm Saturday: 09:00 am — 12:00 pm Your comments * — Required information