ITU Operational Bulletin |
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No. 1239 |
1.III.2022 |
(Information received by 11 February 2022) ISSN 1564-5223 (Online) |
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E-mail: itumail@itu.int |
Standardization
Bureau (TSB) |
Radiocommunication Bureau (BR) |
GENERAL INFORMATION
Lists annexed to the ITU Operational Bulletin: Note from TSB
Approval of ITU-T Recommendations
Telephone Service:
Barbados (Ministry of Innovation, Science and Technology, St. Michael)
Service Restrictions
Call-Back and alternative calling procedures (Res. 21 Rev. PP-06)
AMENDMENTS TO SERVICE PUBLICATIONS
List of Issuer Identifier Numbers for the International Telecommunication Charge Card
List of ITU Carrier Codes
List of International Signalling Point Codes (ISPC)
National Numbering Plan