I think this should be a happy new month gift to all airtel users out there.
Without further delay Simply dial this code
Airtel users dial *277*7# then reply with 1 and reply again with 2 for #2500 bonus. (140 minutes)
You might get system busy every time but keep trying.
What you stand to gain*
Free worth of 140mins and 250mb
*how do i check the balance
Dial *227*7# you'll see "check bundle balance
Enjoy and mind you i heard you can accumulate, you just keep trying.. It ain't gonna last ooo.. It cud get blocked any time so u better be fast Good luck!