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  2. 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.

  3. AT&T Mobility - Wikipedia

    en.wikipedia.org/wiki/AT&T_Mobility

    However, the second Android phone AT&T released was the HTC Aria [80] [81] [82] which was announced on June 14, 2010 and released on June 20, 2010. The Samsung Captivate, which is part of the Galaxy S family, was released on AT&T's network on July 18, 2010. In addition to devices released on AT&T were a line of handsets manufactured by Motorola.

  4. Microcell - Wikipedia

    en.wikipedia.org/wiki/Microcell

    A picocell, on the other hand, is 200 meters or less, and a femtocell is on the order of 10 meters, [1] although AT&T calls its femtocell that has a range of 40 feet (12 m), a "microcell". [2] AT&T uses "AT&T 3G MicroCell" as a trademark and not necessarily the "microcell" technology, however. [3]

  5. List of wireless network technologies - Wikipedia

    en.wikipedia.org/wiki/List_of_wireless_network...

    CDMA2000 is a family of 3G mobile technology standards for sending voice, data, and signaling data between mobile phones and cell sites. It is a backwards-compatible successor to second-generation cdmaOne (IS-95) set of standards and used especially in North America and South Korea, China, Japan, Australia and New Zealand.

  6. AT&T is shutting down its 3G network: Talking Tech podcast - AOL

    www.aol.com/news/t-shutting-down-3g-network...

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  7. Voice over LTE - Wikipedia

    en.wikipedia.org/wiki/Voice_over_LTE

    VoLTE calling. Voice over Long-Term Evolution (acronym VoLTE) is an LTE high-speed wireless communication standard for voice calls and SMS using mobile phones and data terminals. [1] [2] VoLTE has up to three times more voice [3] and data capacity than older 3G UMTS and up to six times more than 2G GSM.

  8. End of 3G service: AT&T will shut down its 3G network ... - AOL

    www.aol.com/news/end-3g-t-shut-down-180841521.html

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  9. H2O Wireless - Wikipedia

    en.wikipedia.org/wiki/H2O_Wireless

    h2o Wireless is a United States-based prepaid cell phone service, that utilizes the AT&T network. [2] It is a brand of mobile virtual network operator (MVNO) Locus Telecommunications, a subsidiary of Telrite Holdings, Inc., since 2019. [1] [3] Locus was formerly a subsidiary of KDDI America corporation, starting in 2010.

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