You can Check your TNEB Bill Status Online or through your Mobile App by the following method.
To know your bill status on Web
To know your bill status online
Go to TNEB Bill Status and enter Select your Region Code and enter your Consumer Number.
For example 121 5 5 has to be entered as 121 005 5
Check TNEB Bill On Mobile
As of now there is no SMS support available to Check the Bill Status on mobile.
You can register your mobile number in this Link for get bill details.
TANGEDCO Mobile APP
Recently TNEB has launched a Mobile APP for Bill payment.
You can download the TANGEDCO Mobile App from Google play store.
Install the APP and login using your Registered user name and password.