System Functions and Features as of I7.9
16 Numbering Plan
syd-0200/3.0 – I7.9 – 11.2009
Numbering Plan Identifier E.164
Numbering plan E.164 comprises the following types of number:
Tab. 1 E.164 types of number
[SN] User Number
[NDC] National Destination Code
[CC] Country Code
[NP] National Prefix
[IP] International Prefix
The national and international prefixes (in Switzerland 0 for national and 00 for in-
ternational long-distance traffic) are not part of the type of number. Prefix digits are
sometimes also referred to as trunk prefixes.
Type Of Number Structure Example
users [SN] 624 11 11
National [NDC] [SN] 32 624 11 11
International [CC] [NDC] [SN] 41 32 624 11 11
Unknown [NP] [NDC] [SN] 032 624 11 11
[IP] [CC] [NDC] [SN] 0041 32 624 11 11
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