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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.
Not operational: CDMA 800 / CDMA 1900: CDMA shut down 31 May 2017; [49] MNC withdrawn [38] 302: 655: MTS: Bell MTS: Not operational: CDMA 800 / CDMA 1900: former Manitoba Telephone System; CDMA shut down 30 Apr 2019; MNC withdrawn [38] 302: 656: TBay: Thunder Bay Telephone Mobility: Not operational: CDMA: CDMA shut down 1 October 2014; [56] MNC ...
In the case of R-UIM-based CDMA devices, the PRL resides on the R-UIM. The PRL indicates which bands, sub bands, and service provider identifiers will be scanned and in what priority order. [1] [2] Without a PRL, the device may not be able to roam, i.e. obtain service outside of the home area. There may be cases where missing or corrupt PRLs ...
The B block of spectrum was awarded to a local wireline carrier that provided landline telephone service in the CMA. The A block was awarded to non-wireline carriers. In 1986, the FCC allocated an additional 5 MHz of spectrum for each channel block, raising the total amount of spectrum per block to the current total of 25 MHz. [ 3 ]
Verizon is an American wireless network operator that previously operated as a separate division of Verizon Communications under the name Verizon Wireless. In a 2019 reorganization, Verizon moved the wireless products and services into the divisions Verizon Consumer and Verizon Business, and stopped using the Verizon Wireless name. Verizon has ...
Toll-free directory assistance was provided by telecommunication providers, namely AT&T and Verizon, as mandated by the Federal Communications Commission. Companies requested to have their toll-free number listed, and paid the providers each time their phone number was released to a toll-free directory-assistance caller.
Wireless local loop (WLL) is the use of a wireless communications link as the "last mile / first mile" connection for delivering plain old telephone service (POTS) or Internet access (marketed under the term "broadband") to telecommunications customers.
Callers dial 1-800 (888 or 866)-FREE411 [373-3411] from any phone in the United States to use the toll-free service. Sponsors cover part of the service cost by playing advertising messages during the call. Callers always hear an ad at the beginning of the call, and then another after they have made their request.