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A key technical aspect of Mobile Number Portability (MNP) involves the routing of calls or mobile messages (SMS, MMS) to a number once it has been ported.Various call routing implementations exist globally, but the International and European best practice employs a central database (CDB) of ported numbers.
Various GSM and CDMA, including MTS CDMA, BSNL GSM & CDMA, Uninor GSM, Loop Mobile GSM, S-Tel GSM etc. 92x: Tata Indicom CDMA 93x: Reliance CDMA 94x: BSNL GSM 95x: Various GSM, including Airtel, BSNL, Idea, Aircel, Reliance GSM and Vodafone. 96x: Various GSM and CDMA, including Airtel, Idea, Reliance CDMA & GSM, Vodafone and Aircel. 97x
Local number portability (LNP) for fixed lines, and full mobile number portability (FMNP) for mobile phone lines, refers to the ability of a "customer of record" of an existing fixed-line or mobile telephone number assigned by a local exchange carrier (LEC) to reassign the number to another carrier ("service provider portability"), move it to another location ("geographic portability"), or ...
BSNL (VNO's) operates only in Tamil Nadu. MTNL (1986) MTNL 1.90 0.49 3G, 2G [6] Government of India (100%) MTNL only operates in Delhi and Mumbai. [7] MTNL is in the process of being merged with BSNL. The merger is expected to be completed by 2025. [8] Since January 2021, the operations of MTNL's networks have been outsourced to BSNL. [9] Jio ...
As of 30 September 2024, Vi has a subscriber base of 212.45 million, [10] making it third largest mobile telecommunications network in India and 12th largest mobile telecommunications network in the world. [11] Vodafone Idea was created on 31 August 2018 by the merger of Vodafone India and Idea Cellular. [12]
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 ...
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; previously it was two private + BSNL/MTNL, subsequently it changed to three private + BSNL/MTNL in GSM; however currently each telecom circle has all four operators including Reliance Jio, Bharti Airtel, Vodafone idea ...
Bharat Sanchar Nigam Limited (Branded as BSNL Mobile, CellOne) Reliance Jio Infocomm Limited (Branded as Jio) Vodafone Idea Limited (Branded as Vi) Mahanagar Telephone Nigam Limited (Branded as MTNL, Dolphin) Reliance Communications Limited (Continues to remain licensed, [2] but has ceased mobile telephony operations; [3] Was branded as Reliance)