How to Check Bsnl 2G and 3G Data Usage Balance

1. For Uttar Pradesh Bsnl Prepaid .:
Dial *123*6#

2. For Tamilnadu Bsnl Prepaid .:
Send a SMS Type DATA2G to 53733 – DATA3G to 53733

3. For Kolkata Bsnl Prepaid .:
Dial *123*10#

4. For Kerala Bsnl Prepaid .:
Dial *124*1#

5. For Gujarat and Maharashtra Bsnl Prepaid .:
Dial *112#