Aircel Free SMS Center Number 2013 Tricks working Go to Messaging >> Message Setting >> Text messages >> Message Centres >> Edit the given sms centre number with the below free sms centre number the free sms centre numbers are : +919808932698 or +919050563222 or +919050563221 Happy free messaging, hope you all enjoy free sms trick mention here. also you can also use different website as well for sending free sms to your loved ones. for other operators please visit respective categories. thank you.