| Principles and responsibilities for the allocation, reservation, assignment, reclamation and management of international telecommunication numbering, naming, addressing and identification (NNAI) resources |
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Recommendation ITU-T E.190 contains the principles and responsibilities used in the allocation, assignment, reclamation and management of international telecommunication numbering, naming addressing and identification resources, e.g., Recommendations ITU-T E.164, ITU-T E.118.1, ITU-T E.218 and ITU-T E.212, under the auspices of the appropriate ITU-T study group.
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| Citation: |
https://handle.itu.int/11.1002/1000/16023 |
| Series title: |
E series: Overall network operation, telephone service, service operation and human factors
E.100-E.229: International operation
E.190-E.199: Numbering plan of the international telephone service |
| Approval date: |
2025-02-14 |
| Approval process: | TAP |
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Status: |
In force |
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Maintenance responsibility: |
ITU-T Study Group 2 |
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Further details: |
Patent statement(s)
Development history
[10 related work items in progress]
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ITU-T Supplement
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Title
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Status
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Summary
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Table of contents
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Download
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E-100 series Suppl. 1 (02/2019)
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ITU-T E.100 series – Framework of disaster management for disaster relief system
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In force
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here
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here
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here
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E Suppl. 11 (06/2020)
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Criteria for M2M/IoT-related assignments under Recommendation ITU-T E.164.1 and Recommendation ITU-T E.212 Annex A
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In force
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here
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here
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here
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| Title |
Approved on |
Download |
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Radio fequency-level based single-number indicator for mobile network usefulness for a given range of applications
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2023
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here
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Technical Report on analysis of ITU-T F.930
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2020
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here
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Identify call location for emergency service
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2020
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here
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