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 Ever thought about creating a Vista Gadget using SilverLight? January 23, 2009 How to: Query Search using the Web Service March 22, 2011 Windows Mobile 7 Programming November 5, 2010