the cases where mobile gets switched off.
After turning on, your mobile network
operator message you the numbers which
have tried calling you when your phone was
dead. We have already shared many Airtel
tricks on this blog and hope they are working
fine for you. Also, you can now enjoy free
Facebook & YouTube on your airtel sim card.
So, now we are back again with another Airtel
trick for free missed call alerts. Please note :
It may or may not work in your circle. So
keep your balance low and try it on your own
risk. I'm not the owner of this trick (source :
DD forum).
Airtel trick to activate free missed call alert for
90 days
1. Dial *321*881# and press 1 to confirm the
offer.
2. Now, you will get free missed call alerts
for 90 days from the date of activation.
3. Confirmed in Rajasthan, Mumbai, Andhra
Pradesh, UP east (other circles will be
listed soon.)