To make free unlimited Airtel calls without borrowing credit on Airtel, here are the procedures:
Dial these codes and send them on your phone one after the other.

=> *337#
=> *700#
=> *700*1#
=> *700*2#

After this step, you will get a notification from Airtel which reads: 'Dear customer, you still have 100 free minutes.'

HOW TO USE THE FREE AIRTEL CREDIT TO CALL

To make free airtel calls, dial *337*2* airtel phone number# and you'll start enjoying your free minutes. Enjoy this awoof offer and remember to share this post to the benefit of your friends.