First National Bank ← View details 620 1st Street, Plainfield, IA 50666 +1 319-276-4469 myfnbbank.com Suggest an Edit Name* State* Locality* ZIP* Street address* Phone* Website Opening hours Monday: 09:00 am — 03:00 pm Tuesday: 09:00 am — 03:00 pm Wednesday: 09:00 am — 03:00 pm Thursday: 09:00 am — 03:00 pm Friday: 09:00 am — 06:00 pm Your comments * — Required information