Did you check TRAI, DOT, COAI sites?
http://www.coai.com/service_providers.php
The above gives you all providers by region. You can build a table and fill up the frequency. However, you should find this somewhere I am guessing...
Airtel in Chennai is 900Mhz
Vodafone, if I am not wrong is 1800Mhz (not very sure)
http://www.coai.com/service_providers.php
The above gives you all providers by region. You can build a table and fill up the frequency. However, you should find this somewhere I am guessing...
Airtel in Chennai is 900Mhz
Vodafone, if I am not wrong is 1800Mhz (not very sure)