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 Design Time Support for Data in Blend and Visual Studio 2010 January 13, 2010 Multiple app.config files (just like web.config files) November 22, 2011 Randomizing Input Data for Visual Studio Load Tests April 1, 2011