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  2. Mobile number portability - Wikipedia

    en.wikipedia.org/wiki/Mobile_number_portability

    The process to port to CDMA networks will begin as soon as the GSM porting process is completed and launched. Mobile Number Portability will initially be available among the GSM mobile operators: MTN, GLOBACOM, ETISALAT, and AIRTEL. Number Portability Clearinghouse services were previously handled by iconectiv. [81] Oman: 2006.08.26

  3. 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 1.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 ...

  4. SMS gateway - Wikipedia

    en.wikipedia.org/wiki/SMS_gateway

    The telephone number in this example for a US number is expressed as ten (10) digits, without the country code (1) and without dashes or other separator characters when composing the email address. The country code is not needed, as the 10-digit telephone number, together with the email domain, are sufficient to send the email from any location ...

  5. Telecommunications in India - Wikipedia

    en.wikipedia.org/wiki/Telecommunications_in_India

    For long-distance calls, the area code prefixed with a zero is dialled first which is then followed by the number (i.e., to call Delhi, 011 would be dialled first followed by the phone number). For international calls, "00" must be dialled first followed by the country code, TNP and local Telephone number. The country code for India is 91.

  6. Jio - Wikipedia

    en.wikipedia.org/wiki/Jio

    Reliance Jio Infocomm Limited (d/b/a Jio) is an Indian telecommunications company and a subsidiary of Jio Platforms, headquartered in Navi Mumbai. It operates a national LTE network with coverage across all 22 telecom circles. Jio offers 5G, 4G and 4G+ services all over India. Its 6G service is in the works. [10] [11] [12] [13]

  7. SIM swap scam - Wikipedia

    en.wikipedia.org/wiki/SIM_swap_scam

    A SIM swap scam (also known as port-out scam, SIM splitting, [1] simjacking, and SIM swapping) [2] is a type of account takeover fraud that generally targets a weakness in two-factor authentication and two-step verification in which the second factor or step is a text message (SMS) or call placed to a mobile telephone.

  8. Telephone numbers in India - Wikipedia

    en.wikipedia.org/wiki/Telephone_numbers_in_India

    The same prefix of the number zero + the area code is required to dial any fixed-line number in India from a mobile phone, irrespective of the area code. For example, to dial a landline number in Indore, one would have to dial from a landline in Indore: the phone number; from a landline in Mumbai: 0731 and then the phone number

  9. List of mobile telephone prefixes by country - Wikipedia

    en.wikipedia.org/wiki/List_of_mobile_telephone...

    Users can switch carriers while keeping number and prefix (so prefixes are not tightly coupled to a specific carrier). 7 Claro 8: Instituto Costarricense de Electricidad (Kölbi) Croatia +385: 91: 9: A1 Hrvatska: Due to Mobile number portability the prefix of an existing number does not determine the carrier. Any new number will follow the ...