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  2. History of mobile phones - Wikipedia

    en.wikipedia.org/wiki/History_of_mobile_phones

    A satellite phone is a type of mobile phone that connects to other phones or the telephone network by radio link through satellites orbiting the Earth instead of terrestrial cell sites, as cellphones do. Therefore, they can work in most geographic locations on the Earth's surface, as long as open sky and the line-of-sight between the phone and ...

  3. List of mobile network operators of the Americas - Wikipedia

    en.wikipedia.org/wiki/List_of_mobile_network...

    List of mobile network operators in Asia and Oceania; List of mobile network operators in Europe; List of mobile network operators in the Middle East and Africa; List of mobile network operators worldwide; List of telecommunications regulatory bodies; Mobile Network Codes in ITU region 3xx (North America) Mobile Network Codes in ITU region 7xx ...

  4. SIM lock - Wikipedia

    en.wikipedia.org/wiki/SIM_lock

    A SIM lock, simlock, network lock, carrier lock or (master) subsidy lock is a technical restriction built into GSM and CDMA [1] mobile phones by mobile phone manufacturers for use by service providers to restrict the use of these phones to specific countries and/or networks.

  5. Ting Mobile - Wikipedia

    en.wikipedia.org/wiki/Ting_Mobile

    On December 9, 2014, Ting Mobile announced GSM services going live in February 2015 using "a major US network provider", being the T-Mobile network. Ting customers can have phones on either network within the same account. [6] The GSM service allows the majority of US cellphones to be brought to Ting. On February 24, 2015, Ting Mobile offered ...

  6. Assurance Wireless - Wikipedia

    en.wikipedia.org/wiki/Assurance_Wireless

    Since April 2020, the Assurance Wireless brand has been under the T-Mobile family. [5] This was the result of the merger of Sprint Corporation and T-Mobile US was officially completed, [9] and after Virgin Mobile USA was officially shut down and folded into Boost Mobile.

  7. Verizon (mobile network) - Wikipedia

    en.wikipedia.org/wiki/Verizon_(mobile_network)

    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.

  8. 5G - Wikipedia

    en.wikipedia.org/wiki/5G

    An Android phone, showing that it is connected to a 5G network. In telecommunications, 5G is the fifth-generation technology standard for cellular networks, which cellular phone companies began deploying worldwide in 2019, and is the successor to 4G technology that provides connectivity to most current mobile phones.

  9. List of mobile network operators of the Caribbean - Wikipedia

    en.wikipedia.org/wiki/List_of_mobile_network...

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