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When the MSC gets the call, it checks its database for the location of the phone. Then it picks a frequency pair the phone will use in that cell to take the call. The MSC communicates with the phone over the control channel to tell it which frequencies to use, and once the phone and the tower switch on those frequencies, the call is connected.
Verizon still often abbreviates their name to "VZW", with the W standing for Wireless. In 2020 Verizon launched a prepaid mobile phone service named Yahoo! Mobile [49] after acquiring a 10% interest in Yahoo!. [50] The service was shut down on August 31, 2021, in favor of Visible. [51] [52]
For example, one switch might send only the last four or five digits of a telephone number. In one case, seven digit numbers were preceded by a digit 1 or 2 to differentiate between two area codes or office codes, (a two-digit-per-call savings). This improved revenue per trunk and reduced the number of digit receivers needed in a switch.
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Mobile virtual network operators (MVNOs) in the United States lease wireless telephone and data service from the four major cellular carriers in the country—AT&T Mobility, Boost Mobile, T-Mobile US, and Verizon—and offer various levels of free and/or paid talk, text and data services to their customers.
Users who bring their own number to Verizon's Visible wireless service can get rewarded, with up to $200 in gift cards from popular retailers.
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