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  2. International Numbering Plans is specialised in world-wide (tele)communications related numbering plans, and offers a range of on-line services for a variety of market segments in the global telecommunications sector. Most on-line services are free of charge for personal or limited use.

  3. A telephone numbering plan is a type of numbering scheme used in telecommunication to assign telephone numbers to subscriber telephones or other telephony endpoints. Telephone numbers are the addresses of participants in a telephone network, reachable by a system of destination code routing.

  4. en.wikipedia.org › wiki › EE.164 - Wikipedia

    E.164 is an international standard ( ITU-T Recommendation), titled The international public telecommunication numbering plan, that defines a numbering plan for the worldwide public switched telephone network (PSTN) and some other data networks . E.164 defines a general format for international telephone numbers.

    • June 2020
    • 1984
    • In force
    • ITU-T
  5. Depending on the nation or region, it may also be referred to as a numbering plan area, subscriber trunk dialling code, national destination code or routing code. country code A country code is used to reach the particular telephone system for each nation or special service. World Zone The World Zone is the first digit of a country code. This ...

  6. ITU-T E.164: The international public telecommunication numbering plan. This Recommendation provides the number structure and functionality for the three categories of numbers used for international public telecommunications – these are geographic areas, global services and networks.

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