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National Destination Code

Overview#

National Destination Code (NDC), commonly referred to as an International City Code or Number Plan Area or Area Code or significant leading digits of National Significant Number, is specified in ITU-T E.164.

National Destination Code identifies the Number Plan Area that is to be used.

National Destination Code optional code field which determined by each specific Telephone Numbering Plan.

National Destination Code when combined with the Subscriber Number (SN) - will constitute the National Significant Number within the international E.164-number for geographic areas.

More Information#

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