Washington, DC The DC Atlas All In One, map service provides access to a wide range of planimetric, cultural, environmental datasets enabling users to create their own maps easily and quickly. It combines all of the previous DC Atlas modules into one application for ease of use and increased functionality.
Chicago, Illinois ChicagoMaps provides information on citizen services and physical infrastructure components in the city. GIS is used to manage street and building inventories, dispatch services, and maintenance of underground utilities.
San Francisco, California San Francisco’s SFViewer is a gateway to city property information. Users can view parcel information, view aerial photos, and print maps. Roads, bridges, and Supervisor Districts data is also available.
Los Angeles County GIS-NET provides the public with geographic information regarding land use planning and zoning for the unincorporated areas of Los Angeles County. Parcel information, environmental and transportation data, and recent aerial photography are also available as part of the application.
Montgomery County, Maryland The Montgomery County Government Map Viewer contains over 17 thematic areas of data including tax parcel geography, building footprints and other high accuracy base map datasets. Cultural facilities and "Places of Interest" are also included.
Westchester County, New York The Mapping Westchester County (NY) map service provides access to a large amount of facility, environmental, demographic, transportation, and large scale planimetric datasets. Links to other areas of the county’s GIS website also enables users to download coverages and metadata.