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  2. Comparison of mobile phone standards - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_mobile_phone...

    Global System for Mobile Communications (GSM, around 80–85% market share) and IS-95 (around 10–15% market share) were the two most prevalent 2G mobile communication technologies in 2007. [1] In 3G, the most prevalent technology was UMTS with CDMA-2000 in close contention.

  3. List of mobile network operators in the United States

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

    CDMA: CDMA2000, EV-DO: 13 (at peak) September 2013: Acquired by Verizon Wireless and AT&T Mobility. [39] AT&T Wireless Services: GSM: EDGE: 22: October 2004: Acquired by Cingular Wireless, which later rebranded to AT&T Mobility. [40] Big Sky Mobile: GSM: EDGE: Unknown: 2017: Sold spectrum licenses to AT&T and T-Mobile and exited the business ...

  4. List of CDMA2000 networks - Wikipedia

    en.wikipedia.org/wiki/List_of_CDMA2000_networks

    Operator acquired by AT&T. MetroPCS United States: CDMA2000 1xRTT, EV-DO Rev. A 1900 Feb 2002: Jun 2015 [172] [173] Operator acquired by T-Mobile. Sprint (incl. Open Mobile) United States Puerto Rico U.S. Virgin Islands: CDMA2000 1xRTT, EV-DO Rev. A 800 (BC10) 1900 Aug 2002: Mar 2022 [174] [175] [176] Operator acquired by T-Mobile. UScellular ...

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

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

    •Includes Metro by T-Mobile •Includes the previous Sprint network Includes the next Orange by T Mobile CDMA2000 1xRTT, EV-DO Rev 0, Rev A GSM-1900 (GPRS, EDGE) AWS UMTS, HSDPA, HSUPA, HSPA, HSPA+ 600/700(12-13)/1700/1900 MHz LTE, LTE-A. 600/2500 MHz 5G NR? ? Deutsche Telekom AG (43%) SoftBank Group Corporation (24%) free float (33%) Mobile ...

  6. List of mobile virtual network operators in the United States

    en.wikipedia.org/wiki/List_of_mobile_virtual...

    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.

  7. Metro by T-Mobile - Wikipedia

    en.wikipedia.org/wiki/Metro_by_T-Mobile

    Metro by T-Mobile, formerly known as MetroPCS, and simply known as Metro, is an American prepaid wireless service provider and brand owned by T-Mobile US.It previously operated the fifth largest mobile telecommunications network in the United States using code-division multiple access (CDMA).

  8. Cellular frequencies - Wikipedia

    en.wikipedia.org/wiki/Cellular_frequencies

    In Russia and some other countries, local carriers received licenses for 450 MHz frequency to provide CDMA mobile coverage area. Many GSM phones support three bands (900/1,800/1,900 MHz or 850/1,800/1,900 MHz) or four bands (850/900/1,800/1,900 MHz), and are usually referred to as tri-band and quad-band phones, or world phones ; with such a ...

  9. T-Mobile US - Wikipedia

    en.wikipedia.org/wiki/T-Mobile_US

    T-Mobile US, Inc. is an American wireless network operator headquartered in Bellevue, Washington. Its largest shareholder is Deutsche Telekom, a company that operates telecommunications networks in several other countries. T-Mobile is the second largest wireless carrier in the United States, with 127.5 million subscribers as of September 30 ...

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