How to Send an MMS Message to a Cell Phone

1. Find a site that will enable you to send MMS messages free of charge. A few that you can use are Text4free, SeaSMS and SMSFree4All. All of these sites will allow you to send free SMS and MMS messages, as of 2010.
2. Go to the site and type in the phone number to which you wish to send your MMS. Select the country and the cell phone service provider (note that not all of these site allow you to send messages internationally).
3. Type in the message that you wish to send. It must be 140 characters or less.
4. Click on 'Choose' and select the file that you wish to include in the MMS from your computer. This can be a photo, sound clip or short video. The file must be 500 kilobytes or less. Enter the captcha code if required and click 'Send.'