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Recommendation ITU-T E.164. E.164 is an international standard (ITU-T Recommendation), titled The international public telecommunication numbering plan, that defines a numbering plan for the worldwide public switched telephone network (PSTN) and some other data networks. E.164 defines a general format for international telephone numbers.
Country codes are defined by the International Telecommunication Union (ITU) in ITU-T standards E.123 and E.164. The prefixes enable international direct dialing (IDD). Country codes constitute the international telephone numbering plan. They are used only when dialing a telephone number in a country or world region other than the caller's.
MSISDN. MSISDN (pronounced as /'em es ai es di en/ or MISS-den) is a number uniquely identifying a subscription in a Global System for Mobile communications or a Universal Mobile Telecommunications System mobile network. It is the mapping of the telephone number to the subscriber identity module in a mobile or cellular phone.
A telephone numbering plan is a type of numbering scheme used in telecommunication to assign telephone numbers to subscriber telephones or other telephony endpoints. [1] Telephone numbers are the addresses of participants in a telephone network, reachable by a system of destination code routing. Telephone numbering plans are defined in each of ...
Download as PDF; Printable version ... 127 – Testing numbers (e.g. 12722123 reads your number from ... (E.164 international format is supported from phones with the ...
The Swiss telephone numbering plan implements the ITU-T recommendation E.164 and is designated E.164/2002, based on its last major revision in 2002. It is a closed numbering plan, [1] which means that all telephone numbers, including the area code, have a fixed number of digits.
Telephone numbers in Angola ... "List of ITU-T Recommendation E.164 assigned country codes" (PDF). Archived (PDF) from the original on 2012-01-31. This page was ...
"E.164: The international public telecommunication numbering plan" (PDF). International Telecommunication Union. 2005-02-01. "OB 1114: List of ITU-T Recommendation E.164 assigned country codes" (PDF). Annex to ITU Operational Bulletin. International Telecommunication Union. 2016-12-15. "OB 994: Dialling Procedures" (PDF). Annex to ITU ...