Numbering Scheme - Communications

Communications

  • The E.164 numbering plan for telephone numbers, including:
    • Country calling codes
    • North American Numbering Plan
    • Numbering plans by country
      • Argentina: Argentine telephone numbering plan
      • Australia: Australian telephone numbering plan
      • China: China telephone numbering plan
      • France: French telephone numbering plan
      • Hong Kong: Hong Kong telephone numbering plan
      • Japan: Japanese telephone numbering plan
      • Singapore: Singapore telephone numbering plan
      • United Kingdom: UK telephone numbering plan
  • The IP address allocation scheme (IANA)
  • The DNIC prefixes of X.25 NUAs assigned by the ITU http://www.itu.int

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