First Bank ← View details 3497 Technology Drive, Lake Saint Louis, MO 63367 +1 800-760-2265 firstbanks.com Suggest an Edit Name* State* Locality* ZIP* Street address* Phone* Website Opening hours Sunday: 12:00 am — 11:59 pm Monday: 12:00 am — 11:59 pm Tuesday: 12:00 am — 11:59 pm Wednesday: 12:00 am — 11:59 pm Thursday: 12:00 am — 11:59 pm Friday: 12:00 am — 11:59 pm Saturday: 12:00 am — 11:59 pm Your comments * — Required information