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ITU-T E.129 (09/2002)

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Presentation of national numbering plans
The objective of this Recommendation is to specify a methodology that will provide a standardized method for presenting the domestic numbering plans of all countries (i.e. each country's application of ITU-T Rec. E.164). This Recommendation also includes a method by which this information is made available to all interested parties, as well as timely information on numbering plan changes that influence the routing, charging and accounting of international telecommunications traffic.
Citation: https://handle.itu.int/11.1002/1000/6068
Series title: E series: Overall network operation, telephone service, service operation and human factors
  E.100-E.229: International operation
  E.120-E.139: General provisions concerning users
Approval date: 2002-09-06
Provisional name:E.rnn
Approval process:AAP
Status: Superseded
Maintenance responsibility: ITU-T Study Group 2
Further details: Patent statement(s)
Development history