This task searches all standard geography levels for features which match the given search criterion. If a standard geography level contains matching features, it's ID and Name attributes are appended to the resulting array.

The result of this task is an array of ESRI.ArcGIS.Client.BACore.IDNamePair items containing IDs and names of geography levels. Use the ID property value in tasks where a standard geography level is requested.

System.Object
   ESRI.ArcGIS.Client.BACore.Client.AbstractTask
      ESRI.ArcGIS.Client.BACore.Client.BATask<TResult,TEventArgs>
         ESRI.ArcGIS.Client.BAServer.Tasks.BAServerTask<TResult>
            ESRI.ArcGIS.Client.BAServer.Tasks.StdGeographies.StdGeographiesListTask

Target Platforms: Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family, Windows Vista, Windows Server 2008 family

Reference