Question: how to check data balance in bsnl prepaid chennai?
Answer: Check Balance & Validity – *123*1# Check Minutes Balance – *123*2# Check SMS Balance – *123*1# or *123*5# or *125# Check GPRS Data Balance – *123*10# Check Network Call – *123*5# Check Video Call Balance – *123*9# Check GPRS Pack Balance – *123*8# Check SMS Balance Enquiry – *125#