Check out this article for a good walkthrough http://blogs.msdn.com/gzunino/archive/2007/09/17/hosting-a-wcf-service-in-windows-sharepoint-services-v3-0.aspx Please Share This Share this content Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window Opens in a new window You Might Also Like Tool for Validating and Formatting JSOn June 27, 2011 Prevent ASP.NET web.config inheritance, and inheritInChildApplications attribute November 17, 2011 Creating and Handling Faults in Silverlight April 28, 2009