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In December 2019, Truecaller announced it plans to go public in an IPO in 2022. [4] Truecaller has launched the Covid Hospital Directory keeping in mind the increasing cases of corona infection in India. Through this directory, Indian users will get information about the telephone number and address of Covid Hospitals. [20]
Used by Westel (which used the 450 MHz NMT standard) with 6-digit telephone numbers until 30 June 2003 when the range was retired and the 60 prefix was replaced with 309 for all customers. 70: Vodafone: Iceland +354: 6? Three providers are present in Iceland: Siminn, Vodafone and Nova. India +91: 6xx 10 Reliance Jio GSM 7xx
Telephone number verification (or validation) services are online services used to establish whether a given telephone number is in service. They may include a form of Turing test to further determine if a human answers or answering equipment such as a modem , fax , voice mMail or answering machine .
Automatic number identification (ANI) [1] [2] is a feature of a telecommunications network for automatically determining the origination telephone number on toll calls for billing purposes. Automatic number identification was originally created by the American Telephone and Telegraph Company (AT&T) for long distance service in the Bell System ...
A toll-free telephone number or freephone number is one number that is billed for all arriving calls. For the calling party , a call to a toll-free number from a landline is free of charge. A toll-free number is identified by a dialing prefix similar to an area code .
Caller ID spoofing is a spoofing attack which causes the telephone network's Caller ID to indicate to the receiver of a call that the originator of the call is a station other than the true originating station. This can lead to a display showing a phone number different from that of the telephone from which the call was placed. [1]
A virtual number, also known as direct inward dialing (DID) or access numbers, is a telephone number without a directly associated telephone line. Usually, these numbers are programmed to forward incoming calls to one of the pre-set telephone numbers, chosen by the client: fixed, mobile or VoIP. A virtual number can work like a gateway between ...
A telephone number is a sequence of digits assigned to a landline telephone subscriber station connected to a telephone line or to a wireless electronic telephony device, such as a radio telephone or a mobile telephone, or to other devices for data transmission via the public switched telephone network (PSTN), or other public and private networks.