The WSDOT GeoPortal is an application that allows users to view WSDOT spatial data (like Functional Class, Interchange Drawings, City Limits and State Routes) via a web browser. Users can check a box to select from a variety of base maps and data layers. They can click on the map to return a State Route Mile Post value or type an address to zoom to.For first time users: There is a Help and Users Guide that will assist you in getting started with the application. You can also access this guide from the application’s Help tool.With the GeoPortal, you can:Measure distance or area.Share your map via a url link.View State Routes, City Limits, County Boundaries, Congressional and Legislative Boundaries, WSDOT Regionand Maintenance Boundaries, Interchange Drawing Diagrams, State and Local Route Functional Class, Township/Section Boundaries, and more.Choose from a variety of basemaps including: Imagery, Topographic, OpenStreetMap, WSDOT Basemap, and more.Use tools to locate a State Route Milepost, Zoom to a Latitude/Longitude coordinate, County, City, Urban Area, or street address.Feedback and data questions should be sent to: onlinemapsupport@wsdot.wa.gov