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 How to use InternalsVisibleTo with strong named assemblies August 16, 2011 How to Alter a SQL Server Database as Single User Mode and as Multi User Mode November 20, 2009 How to test jQuery enabled Apps using JSON with Visual Studio April 1, 2011