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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.
BSNL Mobile is an Indian state-owned telecommunication company of the Government of India. BSNL Mobile operates under the BSNL brand and provides wireless cellular services to B2B, B2C, & B2G segments in India. [ 3] BSNL Mobile has a pan-India presence with presence in all the 22 telecom circles in India. As of 30 June 2024, BSNL Mobile has a ...
Kolkata, West Bengal: Services & Manufacturing Medium & light engineering Miniratna Category - I 9 Balmer & Lawrie Investments: 2001 Ministry of Petroleum and Natural Gas: Kolkata, West Bengal: Services Financial services 10 BEL Optoelectronic Devices (BEL) 1990 Ministry of Defence D/o Defence Production: Pune, Maharashtra: Manufacturing
Telecommunications in India began with the introduction of the Telegraphy. The Indian postal and telecom sectors are one of the world's oldest. In 1850, the first experimental electric telegraph line was started between Kolkata and Diamond Harbour. [ 14] In 1851, it was opened for the use of the East India Company.
t. e. BharatNet, also known as Bharat Broadband Network Limited ( BBNL ), is a central public sector undertaking, set up by the Department of Telecommunications, a department under the Ministry of Communications of the Government of India for the establishment, management, and operation of the National Optical Fibre Network to provide a minimum ...
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.
These connected Kolkata (then Calcutta) and Peshawar in the north; Agra, Mumbai (then Bombay) through Sindwa Ghats, and Chennai (then Madras) in the south; Ootacamund and Bangalore. William O'Shaughnessy , who pioneered the telegraph and telephone in India, belonged to the Public Works Department, and worked towards the development of telecom ...
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.