677 of the 686 US cases in the index are placed on the map below, at the city level, across 508 cities in 50 states and the District of Columbia. Dots mark a city, never an address. Filter by status, type or decade, then select a dot to list that city's cases. 9 US cases span several places or have no mappable city and are not plotted; the 98 cases outside the United States are listed by country.
Base map: US Atlas (Census Bureau cartographic boundaries), Albers USA projection. City positions from OpenStreetMap.