How to Add TNEB Service Number for Online Payment1. Create a free account in TNEB Online Portal.
2. Log in to your TNEB Account
3. On the right side click on -Add Service Number -> Select Regoin
and select your region.
For South Chennai select Chennai-South (09) Region, This will open Add Service No Page
4. In Add Service No, Enter your Customer No as shown below and click -> Check details.
5. If your name details are matching, then you can click on Confirm button.
Now you can find the added account in Account Summary