King CountyFor more information about this layer please see the GIS Data Catalog . Bus bases defined for the use in INIT (Innovations in Transportation Inc.) ITCS (aka CCS - Communication Center System) mapping system. Area points out the location on the map of the Bus Base that contains the physical location and base name.ArcGIS FeatureLayerhttps://hub.arcgis.com/datasets/4e86187b2e71467192404818fee9b2cf_0engKing County GIS Open DataPublicMetro Onboard System Base Point [Washington (State)--King County]Web servicesWashington (State)--King CountyWashington (State)Last Modified: 2025-08-04