Uri baseAddress = new Uri("http://localhost:8001/Simple");
ServiceHost serviceHost = new ServiceHost(typeof(CalculatorService), baseAddress);

ContractDescription cd = new ContractDescription("Calculator");
ServiceEndpoint svcEndpoint = new ServiceEndpoint(cd);

ServiceEndpoint endpnt = serviceHost.AddServiceEndpoint(
    typeof(ICalculator),
    new WSHttpBinding(),
    "CalculatorServiceObject");

Console.WriteLine("Address: {0}", endpnt.Address);

// Enable Mex
ServiceMetadataBehavior smb = new ServiceMetadataBehavior();
smb.HttpGetEnabled = true;
serviceHost.Description.Behaviors.Add(smb);

serviceHost.Open();