gistfile1.cs

using Twilio;

namespace WcfServiceExample
{
    public class Service1 : IService1
    {
        public bool SendTextMessage(string message)
        {
            var accountSid = "";
            var authToken = "";
            var twilio = new TwilioRestClient(accountSid, authToken);
            var msg = twilio.SendSmsMessage("+14155992671", 
                                            "+358504145229",
                                            message);
            return true;
        }
    }
}