Simmons First Bank-S Arkansas ← View details Dumas, Dumas, AR 71639 +1 870-382-4204 simmonsbank.com Suggest an Edit Name* State* Locality* ZIP* Street address* Phone* Website Opening hours Monday: 08:30 am — 04:30 pm Tuesday: 08:30 am — 04:30 pm Wednesday: 08:30 am — 04:30 pm Thursday: 08:30 am — 04:30 pm Friday: 08:30 am — 04:30 pm Saturday: 08:00 am — 12:00 pm Your comments * — Required information