this is gud for indian users n othr country users

u can use this facility if ur a user of this providers

India
Aircel Digilink (Hutch Haryana)

India
Aircel Digilink (Hutch Rajastan)

India
Aircel Digilink (Hutch Up East)

India
Aircel Ltd. (formerly RPG Cellular)

India
Bharat Sanchar Nigam Limited (CellOne A&N)

India
Bharti Cellular

India
Bharti cellular Ltd, Gujarat

India
Bharti Cellular Maharashtra

India
Bharti Cellular, Mumbai

India
Bharti Cellular,Madhya Pradesh

India
Bharti Haryana

India
Bharti Himachal Pradesh

India
Bharti Kerala

India
Bharti Mobile (Andhra Pradesh)

India
Bharti Mobile (Karnataka)

India
Bharti Mobile Ltd-Punjab

India
Bharti Mobitel Ltd

India
Bharti Tamil Nadu (AIRTEL)

India
Bharti Up West

India
BPL

India
BPL US West (Kerala)

India
BPL US West (Maharashtra)

India
BPL US West (Tamil Nadu)

India
Command Cell (Usha Martin)

India
Escotel (Haryana)

India
Escotel (Kerala)

India
Escotel (UP West)

India
Essar Cellphone

India
Hexacom Oasis

India
Hutch India

India
IDEA - Maharashtra (formerly Birla AT&T)

India
IDEA Cellular Limited - Gujarat - Gujarat Circle

India
Idea Cellular, New Delhi

India
Modi Telstra

India
MTNL, Mumbai (DOLPHIN)

India
ORANGE (Hutchison Max Telecom)

India
Reliance Telecom

India
SkyCell

India
Spice Telecom (Karnataka)

India
Spice Telecom (Punjab)

India
Tata Indicom