2016 airtel free call airtel free call This trick
works forall Airtel numbers
and call can only be made toairtel number
only. Now dial these codes accordingly
*337#
*700#
*700*1#
*700*2#
You will see something like this after
dialing those codes: Dear customer, you still
have 100
free minutes.
HOW TO USE THE FREE CREDIT TO CALL?
Dial * 337*2* airtel phone number# touse
your free minutes.