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national number (N(s)N)

The National Significant Number (NSN) is the part of the call number that is followed by the country code

. This has a geographical assignment.

Numbering plan according to E.164

Numbering plan according to E.164

The NSN part is specified according to E.164 and consists of 12 to 14 digits for the National Destination Code (NDC), which represents the local network code (ONKz), the service code (DKZ) or the network code, and the subscriber number (SN). The number of digits results from the total number of digits for the international number, namely 15, minus the 1 to 3 digits for the country code.

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Englisch: national number - N(s)N
Updated at: 08.11.2020
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