var request = (HttpWebRequest)WebRequest.Create("http://wsv000900.eu.tieto.com:21004/api/PostCode/GetWhispererPostalCodes/");
request.Method = "POST";
request.ContentType = "application/json";
request.ContentLength = 0;
HttpWebResponse response = (HttpWebResponse)request.GetResponse();
var data = Encoding.UTF8.GetString(response.GetResponseStream().ReadFully());
Console.Write(data);