This document contains a list of locations in the United States that have implemented roundabouts in series with short or one block or less separation between the roundabouts. The locations include Windermere, FL, Honore Ave in Sarasota, FL, Avon, CO, University of Nebraska in Lincoln, NE, Sedona, AZ, CHEEKTOWAGA, NEW YORK, Brighton, MI, MALTA, NEW YORK, State Highway 145/USH 41/USH 45 Corridor in Richfield, WI, and I-94 and Pabst Farms Corridor in Oconomowoc, WI.