E.164
About E.164
The ITU recommendation organizing the international public telephone numbering plan, first published in 1988 and absorbing the older E.163 in 1997. Country codes and a maximum of 15 digits route calls worldwide, and the plus sign prefix notation became universal.
Related Standards
Morse Code
The dot and dash telegraph code standardized internationally in 1865, descending from the system Samuel Morse used for the 1844...
ASCII
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UTF-8
The variable length Unicode encoding designed by Ken Thompson and Rob Pike in September 1992 and first presented at USENIX in...
ISO/IEC 10646 UCS
The Universal Coded Character Set, first published in 1993, assigns unique numbers to characters of all scripts, now more than...