• Validates address against USPS database
  • Adds missing address elements
  • Returns address in a standardized format
  • Saves on returned mail
  • Better quality of addresses stored in databases

User's Guide
Web Service Description (WSDL)
Sample XML Output

Results from the Geocoding service

  • Converts an address to a geographic point
  • Required for mapping and spatial analysis
  • Uses multiple data sources including the master address file
  • Locations are assigned by rooftop, driveway, parcel or street
User's Guide
Web Service Description (WSDL)
Sample XML Output

Results from the Geoprocessing service

  • Assigns attributes based on the address's point location
  • Allows addresses to be grouped by geography
  • Can be used to assign service providers
  • Additional attributes can be added
User's Guide
Sample JSON Output

https://fortress.wa.gov/doh/base/index.html?zoomx=-122.9039?zoomy=46.9857
Call this application and pass in the latitude and longitude values as the zoomx and zoomy parameters. Click the map to reverse geocode.