Appendix C. List of ITU-T X.121 Data Country or Geographical Area Codes

This annex forms an integral part of the International Telecommunications Union (ITU-T) X.121 Recommendation.

ITU-T Recommendation X.121 was revised by ITU-T Study Group 7 (1993–1996) and was approved under the World Telecommunication Standardization Conference (WTSC), Resolution No. 1 procedure on October 5, 1996.

This listing is of ITU-T country codes only. Further details regarding X.121 addressing can be found in ITU-T Recommendation X.121 (10/96), available from

The countries or geographical areas shown in this annex include those that already have code assignments in the case of other public telecommunication networks. The information contained in this ...

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