E.164 : The international public telecommunication numbering plan

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E.164 : The international public telecommunication numbering plan

Recommendation E.164

Replaces former E.163 numbering plan

In force components
Number	Title	Status
E.164 (11/10)	The international public telecommunication numbering plan	In force
E.164 (2010) Amd. 1 (06/11)	Revised Annex A: Clarification and explanation of the structure and function of international ITU-T E.164-numbers	In force
E.164 Supplement 1 (03/98)	Alternatives for carrier selection and network identification	In force
E.164 (2010) Supplement 2 (03/12)	Number portability	In force
E.164 Supplement 3 (05/04)	Operational and administrative issues associated with national implementations of the ENUM functions	In force
E.164 Supplement 3 Amendment 1 (11/09)		In force
E.164 Supplement 4 (05/04)	Operational and administrative issues associated with the implementation of ENUM for non-geographic country codes	In force
E.164 Supplement 4 Amendment 1 (11/09)		In force
E.164 Supplement 5 (11/09)	Guidance with regard to the selection of numbers for helplines for children	In force
E.164 (2010) Supplement 6 (03/12)	Guidelines for identifying and selecting globally harmonized numbers	In force

Superseded and Withdrawn components
Number	Title	Status
E.164/I.331/Q.11bis (11/88)	Numbering plan for the ISDN era This Recommendation is also included but not published in I series under alias number I.331	Superseded
E.164/I.331/Q.11bis (08/91)	Numbering plan for the ISDN era This Recommendation is also included but not published in I series under alias number I.331. It replaces former E.163 numbering plan	Superseded
E.164 (05/97)	The international public telecommunication numbering plan This Recommendation is also included but not published in I series under alias number I.331. It replaces former E.163 numbering plan	Superseded
E.164 Supplement 2 (11/98)	Number Portability	Superseded
E.164 Supplement 3 (05/02)	Operational and administrative issues associated with national implementations of the ENUM functions	Superseded
E.164 Supplement 4 (05/03)	Operational and administrative issues associated with the implementation of ENUM for non-geographic country codes	Superseded
E.164 Supplement 5 (05/08)	Guidance with regard to the selection of numbers for helplines for children	Superseded
E.164 (02/05)	The international public telecommunication numbering plan	Superseded
E.164 Supplement 2 (11/09)	Number portability	Superseded