1st Financial Federal Credit Union ← View details 1232 Wentzville Parkway, Wentzville, MO 63385 +1 636-916-8300 1stfinancialfcu.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 — 06:00 pm Saturday: 09:00 am — 12:00 pm Your comments * — Required information