You need to create/add a geospatial lookup file for that. (that's what describes the map with polygons) The file format is KMZ. Splunk comes default with two lookups: geo_us_states geo_countries Reference - https://docs.splunk.com/Documentation/Splunk/8.2.6/Knowledge/Configuregeospatiallookups  (In your case you may be tried to clone & update the current US lookup manually or try to see if you can find that lookup on the web somewhere.  https://docs.splunk.com/Documentation/DashApp/0.9.0/DashApp/mapsChor  ... View more