Tiêu chuẩn quốc tế

• Số hiệu / Standard Number: ITU-T OB.1225 : 2021
• Năm ban hành / Publication date: 2001
• Tình trạng / Status: A - Còn hiệu lực
• Tên tiếng Anh / Title in English: Operational Bulletin No - 1225 (1 - VIII - 2021)
• Số trang / Page: 19
• Phạm vi áp dụng / Scope of standard: GENERAL INFORMATIONLists annexed to the ITU Operational Bulletin:Note from TSBApproval of ITU-T RecommendationsThe International Public Telecommunication Numbering Plan:Notes from TSBTelephone Service:Congo(Agencede Régulation des Postes et des Communications Electroniques (ARPCE),Brazzaville)Malta (Malta Communications Authority (MCA), Floriana)Morocco (Agence Nationale de Réglementation des Télécommunications (ANRT), Rabat)Myanmar (Ministry of Transport and Communications, Nay Pyi Taw)Tonga (Ministry of Meteorology, Energy, Information, Disaster Management, Environment,Climate Change and Communications,Nuku’alofa)Othercommunication:AustriaService RestrictionsCall-Back and alternative calling procedures (Res. 21 Rev. PP-06)AMENDMENTS TO SERVICE PUBLICATIONSList of Ship Stations and Maritime Mobile Service Identity Assignments (List V)List of Issuer Identifier Numbers for the International Telecommunication Charge CardList of Recommendation ITU-T E.164 assigned Country CodesMobile Network Codes (MNC) for the international identification plan for public networks and subscriptionsList of ITU Carrier CodesList of International Signalling Point Codes (ISPC)National Numbering Plan