Banks in Mackinaw City, Michigan, the US. Banks locations in Mackinaw City, Michigan. Find the nearest banks locations, near you. All types of business services ATM Bank Finance Insurance Real estate School Travel All banks in Mackinaw City Closed now PNC Bank ATM Finance Bank +1 231-436-5522 118 East Central Avenue, Mackinaw City, Michigan 49701 Write a review Phone Hours Website Directions