Airtel codes

121 Customer care
[call n sms]
*121# Airtel MainMenu
*123# Balance
*123*x# [x is from 1to9 4 diff packs]
*124#-to know account type
*321# [for diff
activations like
cricket, jokes, tips,
movies etc.]
*2567# [for airtel live]
*444# [for live n mms
and tips]
*56789# [for MO
activation and
deactivation]
*678# [for hello tune
menu]