First Source Federal Credit Union ← View details 510 West State Street, Herkimer, NY 13350 +1 315-735-8571 fsource.org Suggest an Edit Name* State* Locality* ZIP* Street address* Phone* Website Opening hours Monday: 09:00 am — 05:00 pm Tuesday: 09:00 am — 05:00 pm Wednesday: 09:00 am — 05:00 pm Thursday: 09:00 am — 05:00 pm Friday: 09:00 am — 05:00 pm Saturday: 08:00 am — 12:00 pm Your comments * — Required information