Mercantile Bank of Michigan ← View details 3910 West Centre Avenue, Portage, MI 49024 +1 269-323-9100 mercbank.com 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 — 05:30 pm Your comments * — Required information