The User Profile Change Web service namespace is an arbitrary name for a reference to the UserProfileChangeService.asmx Web service in Microsoft Office SharePoint Server 2007.
The User Profile Change Web service provides a user profile interface for remote clients to read and create user profiles.
To use the User Profile Change Web service library, you must generate a proxy class in either Microsoft Visual C# or Microsoft Visual Basic through which you can call the various Web service methods.
The Web Services Description Language (WSDL) for the User Profile Change Web service endpoint is accessed through UserProfileChangeService.asmx?wsdl.
The following example shows the format of the URL to the User Profile Web service WSDL file.
If you do not have a custom site, you can use the following URL: