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 Windows Mobile 7 Programming November 5, 2010 ASP.NET Roles Security and ASP.NET Menu October 3, 2010 A great article on some of the new free silverlight controls March 3, 2009