Sending SMS using HQSMS API in asp.net
To use HQSMS API you need to 1st Register at HQSMS. They will provide you some credit for testing your app. But to send more sms you have to buy credit from them. Below is the code for sending SMS to a user in asp.net. here I'm using System.Net library from asp.net and then obviously HQSMS APIs. protected void sendButton_Click(object sender, EventArgs e) { HttpWebRequest req = (HttpWebRequest)HttpWebRequest.Create(new Uri("http://www.hqsms.com/api/send.do?username=username&password=md5_password&to=to_phoneNo&message=Please Work!&from=HQRoute")); HttpWebResponse response = (HttpWebResponse)req.GetResponse(); System.IO.StreamReader strreader = new System.IO.StreamReader(response.GetResponseStream()); string deliver = strreader.ReadToEnd(); ...