How to Check BSNL 3G Data Balance / Usage

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3G usb Mobile modems ( 3G data cards ) are latest trend which is unavoidable for dataconnectivity during travel. 3G Data Card prices are coming day by day. Bsnl largest mobile service provider in India have attractive offers and even unlimited data offers for 3g, but still most of users prefer limited connections. Finding BSNL 3G data balance was not easy from datacard until now. Recently bsnl made 3G data usage balance check more easy. Read more to find how to check bsnl 3G data usage balance.

3G Main account balance
In order to check main account balance dial *123# after putting sim in mobile.

How to check BSNL 3G Data Balance in Data Card
To know data account balance and to assess data usage send an SMS to 53733 with content "DATA 3G" from sms sending menu options in usb data card. Bsnl will reply with an sms containing mobile number , data balance , expiry date etc.