Send SMS Messages using Modem in VB.Net

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Send Text Message VB.Net Project

This Send Text Message VB.Net project is a 100% free source code. I believe that this is the best answer to your problem on how to send SMS Messages using VB.NET. It will be a big help for those who are planning to develop a system that has a Sending of SMS messages features. Like if you are doing an RFID Based attendance monitoring system with SMS Notification System System.

The system is created using Visual Basic 2008.  The Sending of SMS messages is through GSM Modem that is connected to your computer. In this project, I am using AT commands which are used for communication between the computer and the modem.

Output when running the Send Text Message VB.Net

send text message vb.net Sample Send

Sample Screenshot of TEXT Message received in Mobile Phone.

send text message vb.net

Steps to Run the Send SMS Message Using VB.Net

Send Text Message VB.Net

  • Download the Source code here.==>SMSProject

    Download the VB.Net Projects with source code and extract it and place it where it is accessible to you to locate.

  • GSM Modem (SmartBro or Globe Broadband)

    You need to attach the GSM Modem to your PC/Computer

  • Sim Card with a load

    Of course, in order for you to send a text messages in vb.net, you should make sure that your sim card attached to the modem has a load.

  • Make a Proper Configuration

    Make sure to set properly the COM ports. In my case, I am using COM11. Like as shown below.Comport

Conclusion

In the near future, I will be creating a step by step tutorial on How to Send SMS messages using a GSM Modem.

If you have any questions or suggestions, please feel free to contact me on our contact page or simply leave a comment below.

The source code you may like:

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20 COMMENTS

    • I’m sorry, but I haven’t tried that one. But maybe in order for you to send or received a SMS your device must have a SIM card.

  1. hello sir…tested the program and i think the program work properly…however I cannot receive message…do I need to install the setup from the modem? oh by the way my modem is Smart Bro Broadband Dongle…

  2. hi sir…I think the program works properly…however I still can’t receive any message after I sent it…do I need to install the software of the broadband? is there any configuration on the modem? oh i’m using smart bro broadband…hoping for your positive response sir…this would be a great help….thank you in advance

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