CHECK BSNL 2G AND 3G DATA BALANCE

I have found many users are not able to find the
BSNL 2G GPRS , 3G data usage.The BSNL data
checking code mayn’t be same for all states.So
you may get error like Wrong Number or
Recharge Not Possible.
Here is the way to check the BSNL 2G GPRS, 3G data usage:
For Tamilnadu BSNL users:
BSNL 2G Prepiad customers may send an SMS to know the balance free data usage.Type DATA2G to 53733 .Tamilnadu TN BSNL 3G prepaid users can cheick their data usage by sending an SMS as DATA3G to 53733 .
For Uttar Pradesh BSNL prepaid users:
Dial *123.6# from your BSNL prepaid mobile.
For Kolkata BSNL Users:
Dial *123*10# to know free 3G and 2G data usage if the customer belongs to Kolkata.Tested in Bihar
and Jharkhand.
For West Zone BSNL Users:
BSNL customers from West Zone of India can get
the Data usage by simply dialing *112# .Tested
and checked in Gujarat and Maharashtra.
For Kerala BSNL Subscribers:
Kerala customers can dial *124*1# to know about the remaining data balance on your account.