Reliance ADA has started a new self service portal. Once registered, the customer can use a single account to link the following,
R-CDMA Mobile Post/Pre-paid
R-CDMA FWP Landline Post/Pre-paid
R-CDMA FWT Landline (terminal) Postpaid
R-CDMA Netconnect datacard Post/Pre-paid
R-GSM Post/Pre-paid
Reliance wired line/Broadband A/c

The site provides for online recharge, viewing & payment of bills, details of past bill payments, credit limit information, viewing of plan details/existing validity.

As is typical of Reliance, the site functions only in IE & Crome.
heres the link
Corporate Self Care - Login Page