How to send SMS via Asp.Net Application

 In this article I will explain how to send Free single/bulk SMS through Asp.Net Application.

   There are many websites that allow sending free messages such as Way2sms, FullOnSMS, 160by2, Site2SMS, IndyaRocks.com SMSAbc.com, Ultoo.com, SmsSpark.com SMSFI.com Freesms8, Sms440, BhokaliSMS, etc.

   I will explain it with the help of Site2SMS which uses the online API from Mashape.com.


Getting Started:
 
Step 1: You have to first register yourself on Site2SMS from where you will get the UserName & Password.

Step2: Now register at Mashape.com, you have to create a sample application at Mashape.com for which you will get an API key. For help go to following link, How-to-generate-Mashape-API-Key
 
Step 3: Now as you have the API key, lets create the application, write the following HTML to create the Form:

 

1. <table>
2. <tr>
3. <td>
4. Your Number:
5. </td>
6. <td>
7. <asp:TextBox ID="txtNumber" runat="server"></asp:TextBox>
8. </td>
9. <td>
10. <asp:RequiredFieldValidator ID="RequiredFieldValidator1" runat="server"
11. 
    
12. ErrorMessage="Required"
13. ControlToValidate="txtNumber" ForeColor="Red"></asp:RequiredFieldValidator>
14. </td>
15. ....

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