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 Multiple app.config files (just like web.config files) November 22, 2011 A fantastic example of what Silverlight 3 can do April 16, 2009 Useful Visual Studio 2010 Extensions March 31, 2011