A 3- digit numerical country identifier that is part of the 14-digit network terminal numbering plan. Note: The data country code prescribed numerical designation further constitutes a segment of the overall 14-digit X.121 numbering plan for a CCITT X.25 network.
DATA COUNTRY CODE
Meaning of DATA COUNTRY CODE in English
Telecommunication standard terms English vocab. Английский словарь стандартных телекоммуникационных терминов. 2012