FirstMerit Bank ← View details 128 County Highway KK, Amherst, WI 54406 +1 715-824-3250 firstmerit.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 — 05:00 pm Saturday: 09:00 am — 11:30 am Your comments * — Required information