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About This Item

 

Document History

  1. ITU-T E.164

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    The international public telecommunication numbering plan

    • Most Recent
  2. ITU-T E.164


    The international public telecommunication numbering plan

    • Historical Version
  3. ITU-T E.164


    Designations for International Networks - Series M: TMN and International Public Telecommunication Numbering Plan - Series E: Overall Network Operation, Telephone Service, Service Operation and Human Factors Operation, Numbering, Routing and Mobile Services - International Operation - Numbering Plan of the International Telephone Service

    • Historical Version
 

Amendments, rulings, supplements, and errata

  1. ITU-T E.164 SUPP 2


    The international public telecommunication numbering plan Supplement 2: Number portability

  2. ITU-T E.164 SUPP 6


    The international public telecommunication numbering plan Supplement 6: Guidelines for identifying and selecting globally harmonized numbers

  3. ITU-T E.164 SUPP 2


    The international Public Telecommunication numbering plan Supplement 2: Number portability

  4. ITU-T E.164 SUPP 2


    The international public telecommunication numbering plan Supplement 2: Number portability

  5. ITU-T E.164 AMD 1


    The international public telecommunication numbering plan Amendment 1: Revised Annex A – Clarification and explanation of the structure and function of international ITU-T E.164-numbers