E.123 : Notation for national and international telephone numbers, e-mail addresses and web addresses

Publisher

ITU-T

URL

https://www.itu.int/rec/T-REC-E.123/en

Published

2001-02-01

Updated

unknown

Accessed

2026-09-23

HTTP status

200

License

ITU copyright; no-redistribution; short excerpts and locators only

Source notes citing this source

• ITU-T E.123 (02/2001), the Recommendation on notation for national and international telephone numbers, is in force together with Erratum 1 (05/2008), Erratum 2 (06/2022) and Amendment 1 (05/2008). in context

Cite this source record

APA

WarmTransfer. (2001, February 1). E.123 : Notation for national and international telephone numbers, e-mail addresses and web addresses. WarmTransfer. https://warmtransfer.net/knowledge/sources/itu-t-rec-e123

BibTeX

@misc{warmtransfer-itu-t-rec-e123,
  title  = {E.123 : Notation for national and international telephone numbers, e-mail addresses and web addresses},
  author = {{WarmTransfer}},
  year   = {2001},
  url    = {https://warmtransfer.net/knowledge/sources/itu-t-rec-e123},
  note   = {ITU-T, accessed 2026-09-23}
}