Aircel --> Aircel offers both prepaid and postpaid GSM (Global System Mobile). It is a joint venture between Maxis Communications Berhad and Appollo Hospital Enterprise Ltd. of  India.

Bharti Airtel --> Formerly known as Bharti Tele-Ventures Limited, Bharti Airtel is India’s largest cellular service provider.  it offers its Telecom services under the Airtel name.

Bsnl-->Bharat Sanchar Nigam Limited is a Indian telecom backbone.
BSNL offers both fixed line and mobile services with broadband connections.
All major towns and cities are covered through BSNL network.
 
Tata Communications--> Tata Communications company holds leadership position in emerging markets.
Tata Communications leverages its advanced solutions capabilities and domain expertise across its global and pan-India network to deliver managed solutions to multi-national enterprises, service providers and Indian consumers.


Tata Teleservice --> Tata Docomo is Tata Teleservices Limited's telecom service on the Gsm platform-arising out of the Tata Group's strategic alliance with Japanese telecom major Ntt Docomo
Tata Docomo has also become the first Indian private operator to launch 3G services in India.

Vodafone -->Vodafone Essar is a member of the Vodafone Group and commenced operations in 1994 when its predecessor Hutchison Telecom acquired the cellular license for Mumbai.

Idea-->Idea Cellular is an Aditya Birla Group Company, India’s first truly multinational corporation. The group operates in 26 countries.

Reliance-->Reliance – Anil Dhirubhai Ambani Group, an offshoot of the Reliance Group founded by Shri Dhirubhai H Ambani (1932-2002)


Uninor-->Uninor is a new mobile operator with a localized approach to the Indian market.it combine the forces of Norway-based Telenor Group

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