First Interstate Bank Hill City Main Branch ← View details 351 East Main Street, Hill City, SD 57745 +1 605-574-2531 firstinterstatebank.com Suggest an Edit Name* State* Locality* ZIP* Street address* Phone* Website Opening hours Monday: 09:00 am — 04:00 pm Tuesday: 09:00 am — 04:00 pm Wednesday: 09:00 am — 04:00 pm Thursday: 09:00 am — 04:00 pm Friday: 09:00 am — 04:00 pm Your comments * — Required information