Banks in Summerland Key, Florida, the US. Banks locations in Summerland Key, Florida. Find the nearest banks locations, near you. All types of business services ATM Bank Finance Insurance Lawyer Real estate Travel All banks in Summerland Key First State Bank-Florida Keys ATM Finance Bank +1 305-745-2514 24794 Overseas Highway, Summerland Key, Florida 33042 Write a review Phone Website Directions