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  2. BSNL Mobile - Wikipedia

    en.wikipedia.org/wiki/BSNL_Mobile

    Bharat Sanchar Nigam Limited (BSNL) was incorporated on 15 September 2000. It took over the business of providing telecom services and network management from the erstwhile Central Government Departments of Telecom Services (DTS) and Telecom Operations (DTO), with effect from 1 October 2000 on a going concern basis, in early days it was known as CellOne for GSM mobile services, Excel for ...

  3. Bharat Sanchar Nigam Limited - Wikipedia

    en.wikipedia.org/wiki/Bharat_Sanchar_Nigam_Limited

    Bharat Sanchar Nigam Limited is an Indian government enterprise and its history can be traced back to British India. The foundation of the telecommunications network in India was laid by the British sometime during the 19th century. During the British era, the first telegraph line was established between Calcutta and Diamond Harbour in 1850.

  4. Mobile telephone numbering in India - Wikipedia

    en.wikipedia.org/wiki/Mobile_telephone_numbering...

    In India, mobile numbers (including pagers) on GSM, WCDMA, LTE and NR networks start with either 9, 8, 7 or 6.Each telecom circle is allowed to have multiple private operators; earlier it was two private + BSNL/MTNL, subsequently it changed to three private + BSNL/MTNL in GSM; now each telecom circle has all four operators including Reliance Jio, Bharti Airtel, Vodafone idea ltd and BSNL/MTNL.

  5. Mahanagar Telephone Nigam Limited - Wikipedia

    en.wikipedia.org/wiki/Mahanagar_Telephone_Nigam...

    mtnlmumbai.in. Mahanagar Telephone Nigam Limited (abbreviated as MTNL) is a wholly owned subsidiary of Bharat Sanchar Nigam Limited. [6] Headquartered in New Delhi, India. MTNL Provides services in the metro cities of Mumbai and New Delhi in India and in the island nation of Mauritius in Africa. It had a monopoly in Mumbai and New Delhi until ...

  6. Telecommunications in India - Wikipedia

    en.wikipedia.org/wiki/Telecommunications_in_India

    38.35 million. (Dec 2023)[2] country code top-level domain. .in. India's telecommunication network is the second largest in the world by number of telephone users [3] (both fixed and mobile phones) with over 1.1 billion subscribers as of December 2023. [4] It has one of the lowest call tariffs in the world enabled by multiple large-scale ...

  7. BSNL Broadband - Wikipedia

    en.wikipedia.org/wiki/BSNL_Broadband

    Website. www.bsnl.co.in. BSNL Broadband (formerly DataOne) [3] is an Indian wireline broadband operator, a division of Bharat Sanchar Nigam Limited owned by Department of Telecommunications under Ministry of Communications of the Government of India. It provides both wired and wireless broadband services as well as many value-added services.

  8. SIM card - Wikipedia

    en.wikipedia.org/wiki/SIM_card

    A typical SIM card (mini-SIM with micro-SIM cutout) T-Mobile nano-SIM card with NFC capabilities in the SIM tray of an iPhone 6s cell phone A SIM (Subscriber Identity Module) card is an integrated circuit (IC) intended to securely store an international mobile subscriber identity (IMSI) number and its related key, which are used to identify and authenticate subscribers on mobile telephone ...

  9. Rechargeable calling card - Wikipedia

    en.wikipedia.org/wiki/Rechargeable_calling_card

    A rechargeable calling card or a recharge card is a type of telephone card that the user can "recharge" or "top up" by adding money when the balance gets below a nominated amount. In reality, the rechargeable calling card is a specialised form of a prepaid or debit account. To use the phone card, the user would call an access number (which is ...

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