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  2. List of mobile network operators - 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; See also. Telephones portal; Comparison of mobile phone standards; List of sovereign states by number of broadband Internet subscriptions; List of countries by number of Internet users

  3. Telecommunications in Greenland - Wikipedia

    en.wikipedia.org/wiki/Telecommunications_in...

    Telecommunications in Greenland include radio, television, fixed and mobile telephones, and the Internet. Greenland has, by law, only one service provider for telecommunications and the Internet, TELE Greenland, which is fully owned by the Greenlandic Home Rule government. [1] TELE Greenland provides switched telephone and data, land mobile ...

  4. Comparison of mobile phone standards - Wikipedia

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

    GSM uses TDMA and FDMA for user and cell separation. UMTS, IS-95 and CDMA-2000 use CDMA. WiMAX and LTE use OFDM . Time-division multiple access (TDMA) provides multiuser access by chopping up the channel into sequential time slices. Each user of the channel takes turns to transmit and receive signals.

  5. List of mobile telephone prefixes by country - Wikipedia

    en.wikipedia.org/wiki/List_of_mobile_telephone...

    Mobile phones use geographic area codes. Exchanges may service on mobile devices; local numbers are portable between wired and wireless carriers. While area code 600 has been established as a non-geographic code that can be used by mobile phones, the only significant mobile usage has been for satellite phone service in remote regions.

  6. List of mobile network operators in the United States

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

    This is a list of mobile network operators (MNOs) in the United States. The Cellular Telecommunications & Internet Association (CTIA), lists approximately 30 facilities-based wireless service providers in the United States as members. Competitive Carriers Association (CCA) has over 100 members.

  7. Fonus Mobile - Wikipedia

    en.wikipedia.org/wiki/Fonus_Mobile

    Fonus was founded by Simon Tian in 2019 and is based in Santa Monica, California. The company initially launched a single monthly prepaid plan, providing users with up to 5G speeds of unlimited data, unlimited calls and texts to over 50 countries worldwide, and free roaming in the United States, Canada and Mexico at $30 per month.

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