Finances in Wilmot, South Dakota, the US. Finances locations in Wilmot, South Dakota. Find the nearest finances locations, near you. All types of business services ATM Bank Finance School All finances in Wilmot First State Bank ATM Finance Bank +1 605-938-4665 709 Main Street, Wilmot, South Dakota 57279 Write a review Phone Website Directions Jurgens' Oil Co ATM Finance +1 605-938-4641 406 Main Street, Wilmot, South Dakota 57279 Write a review Phone Directions