Airtel low calling trick all local calls 1/2 paisa/sec for kerala users

Friends...
Just dial *555*7# U Will get the reply is STD VOICE Pack is activated.
and will get the
confirmation sms.
But,its not voice pack You can call all local calls
@ half paise/sec And we can make calls
when blnc less than 19ps,
(previously we cant make
calls when blnc less than
19ps)
Enjoy...!! 100% wOrkng in kerala
try ur state