General Web Service Information

Microsoft: http://msdn.microsoft.com/webservices

IBM: http://www-106.ibm.com/developerworks/webservices/

Web Services Resource Center: http://soap-wrc.com

Web Service Position Papers: http://www.w3.org/2001/03/WSWS-popa/

Webservices.org: http://www.webservices.org/

Xmethods Web Service Listing: http://www.xmethods.org/

Salcentral Web Services Brokerage: http://www.salcentral.com

SOAP Interoperability Lab: http://www.xmethods.com/ilab

Web Services Interoperability Organization: http//www.ws-i.org