https://data-fairfaxcountygis.opendata.arcgis.com/
Fairfax County GIS & Mapping Services Open Data Site
gis mapping servicesopen data sitefairfax county
https://catalog.data.gov/dataset/king-county-gis-open-data-site-and-ftp-download-portal
King County, Washington - King County GIS - Open Data site and FTP Download portal
King County GIS data is at: https://gis-kingcounty.opendata.arcgis.com/ (new KCGIS Open Data site) OR http://www5.kingcounty.gov/gisdataportal/ (legacy KCGIS...
gis open dataking countydownload portalwashingtonsite