ServicesClient client = new ServicesClient();
 client.ClientCredentials.UserName.UserName = "service_test";
 client.ClientCredentials.UserName.Password = "..";
            client.ClientCredentials.ServiceCertificate.Authentication.CertificateValidationMode = System.ServiceModel.Security.X509CertificateValidationMode.None;

            ListCity[] city = client.GetCity();
            ListStreet[] street = client.GetStreet(2);

            return View(city);

model IEnumerable<ListCity>

@using icerik.EmlakServices
@{

    Layout = "~/Views/Shared/Test.cshtml";
}


<select>

@foreach(var item in Model)
{

    <option>@Html.DisplayFor(x => item.CityName)</option>
}
</select>

public class MyViewModel{
  public ListCity[] City {get;set;}
  public ListStreet[] Street {get;set;}
}

var viewmodel = new MyViewModel{
                  City = client.GetCity(),
                  Street = client.GetStreet(2)
                };
return View(viewModel);

model MyViewModel