First Niagara Bank - Seymour Branch ← View details 11 1st Street, Seymour, CT 06483 +1 203-881-3696 firstniagara.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 — 05:00 pm Friday: 09:00 am — 03:00 pm Saturday: 09:00 am — 12:00 pm Your comments * — Required information