how to send sms using way2sms and fullonsms in asp.net

protected void Page_Load(object sender, EventArgs e)
{
    List<string> nos = new List<string>();
    nos.Add("9320xxxxxx");
    nos.Add("9940xxxxxx");
    nos.Add("9789xxxxx");
    foreach (string no in nos)
    {
        send("9840xxxxxx", "xxx", "Sending sms", no);
    }
}
 
public void send(string uid, string password, string message, string no)
{
    HttpWebRequest myReq = (HttpWebRequest)WebRequest.Create("http://ubaid.tk/sms/sms.aspx?uid=" + uid + "&pwd=" + password + "&msg=" + message + "&phone=" + no + "&provider=way2sms");
    HttpWebResponse myResp = (HttpWebResponse)myReq.GetResponse();
    System.IO.StreamReader respStreamReader = new System.IO.StreamReader(myResp.GetResponseStream());
    string responseString = respStreamReader.ReadToEnd();
    respStreamReader.Close();
    myResp.Close();
}