GNB Bank ← View details 103 East Center Street, Conrad, IA 50621 +1 641-366-3898 gnbbank.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 — 10:00 am Your comments * — Required information