How to check balance of BSNL, AIRCE, Reliance, Idea, Videocon, Uninor, Tata docomo, airtel

Dial for checking account balance :
BSNL : *123#
Airtel : *123#
Aircel : *125#
Reliance (gsm) : *367#
Uninor : *222*2#
Idea : *123#
Vodafone : *141#
Videocon : *123#
Tata docomo : *111#