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  1. Wikipedia
    https://en.wikipedia.org/wiki/List_of_country…

    List of country calling codes - Wikipedia

    Web2 days ago · Country codes are defined by the International Telecommunication Union (ITU) in ITU-T standards E.123 and E.164. The prefixes enable international direct dialing (IDD). Country codes constitute the international telephone numbering plan. They are used only when …

  2. itu.int
    https://www.itu.int/hub/publication/t-tut-ict-2019

    2019 - Report on Turning Digital Technology Innovation into ...

  3. People also ask
    What does the ITU do?
    Its activities include maintaining order in the allocation of radio frequencies, setting standards on technical and operational matters, and assisting countries in developing their own telecommunication systems. The origin of the ITU can be traced to 1865, when the International Telegraph Union was established by a convention signed in Paris.

    International Telecommunication Union (ITU) | Britannica

    britannica.com
    Where is the ITU based?
    The ITU has had its headquarters in Geneva since 1948, when it was moved from Bern. Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree.

    International Telecommunication Union (ITU) | Britannica

    britannica.com
    What does the International Telecommunication Union (ITU) do?
    International Telecommunication Union (ITU), specialized agency of the United Nations that was created to encourage international cooperation in all forms of telecommunication. Its activities include maintaining order in the allocation of radio frequencies, setting standards on technical and

    International Telecommunication Union (ITU) | Britannica

    britannica.com
    What are the terms of reference of ITU-T working groups?
    1. Working Group 1 (WG1): ITU-T Working Methods 2. Working Group 2 (WG2): ITU-T Work Organization 3. Working Group 3 (WG3): Regulatory/Policy and Standardization Related Issues The Terms of Reference of each Working Group are as follows: WG1 considers the activities related to the Working Methods of ITU-T. Proposed Terms of reference of WG1 are:

    APT Preparatory Group for ITU World Telecommunication Standardizati…

    apt.int
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  4. ウィキペディア
    https://ja.wikipedia.org/wiki/ブロードバンド...

    ブロードバンドインターネット接続 - Wikipedia

  5. ITU
    https://www.itu.int/hub/publication/s-conf-cl-2023

    ITU - Resolutions and Decisions of the Council of the ...

  7. ITU
    https://www.itu.int/hub/publication/r-rep-m-2445-2018

    Intelligent transport systems (ITS) usage - ITU

  8. Wikipedia
    https://en.wikipedia.org/wiki/5G

    5G - Wikipedia

  9. itu.int
    https://www.itu.int/hub/publication/t-fg-net2030-2019-sub-g2

    Network 2030 - ITU

  10. apt.int
    https://www.apt.int/APT-WTSA24

    APT Preparatory Group for ITU World Telecommunication ...

  11. apt.int
    https://www.apt.int/ASTAP-ITUT

    ASTAP: Expert Group ITU-T Issues (EG ITU-T) | Asia-Pacific ...

  12. wikipedia.org
    https://en.wikipedia.org/wiki/Mark_Twain

    Mark Twain - Wikipedia

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