Gp Singh's
Callertunes And Hellotunes Activation And Deactivation
All the latest info about mobile networks and latest caller
tunes codes activation deactivation.2g,3g,4g data plans of
airtel,idea,vodafone,reliance jio,bsnl and other working
tricks of all networks are present here.
In the case, when you forgot your SIM mobile number and you don't have enough balance to make a call. You can use these mobile phone numbers and check the ussd codes in case of an emergency.
