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List V - List of Ship Stations and Maritime Mobile Service Identity Assignments

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2025   Publication Notice with Order Form

List V is published annually, as per the Radio Regulations this publication shall be provided to all ship stations for which a Global Maritime Distress and Safety System (GMDSS) installation is required by international agreement.
List V incorporates a searchable database of over nine hundred thousand ships. It contains details of Maritime Mobile Service Identities for search and rescue aircraft, coast stations, and groups of ship stations. It also provides contact information for accounting authorities and notifying administrations.

This publication is available for purchase here ITU Shop
Vessels should begin to have this edition onboard by July 2025.

What's New in the 2025 Edition:

  • New Digital Format: All ITU Maritime Service Publications are now available in a digital format. Users can download and access publications through a desktop application designed for ease of use and enhanced search capabilities.
  • CD / USB Formats: While the digital format is now the primary method of distribution, USB and CD-ROM format are still available. For more details, visit the formats page.
  • Registering your digital or physical publication (QR code scan), it generates a certificate valid for port inspections.

Official Announcement: For more insights, refer to the Official Announcement.

Next edition will be released in April 2026.

Available inCD/DVD   electronic file   usb key
 
List IV - List of Coast Stations and Special Service Stations

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2025  New!   Publication Notice with Order Form

List IV contains important information for the mariner in relation to radiocommunications, including the GMDSS (Global Maritime Distress and Safety System). Detailed information such as the frequencies for transmitting and receiving, in addition to geographical coordinates, is provided for maritime coast radio stations, including those assuming watch-keeping using digital selective calling (DSC) techniques and radiotelephony. List IV also supplies details of additional services such as medical advice, navigational and meteorological warnings, MSI (Maritime Safety Information), AIS (Automatic Identification System), meteorological bulletins and radio time signals, along with the hours of service and operational frequencies, information on port stations, pilot stations, coast Earth stations, VTS stations, contact information of RCC (Rescue Coordination Centers), SAR agencies, Navarea coordinators and AtoNs (AIS Aids to Navigation).

As stipulated in Appendix 16 of the Radio Regulations, this List shall be provided to all ship stations for which a GMDSS installation is required by international agreement.

This publication is available for purchase here: ITU Shop Formats: Available in Digital, CD, and USB. See details on the formats page

Official announcement (PDF)

Next edition: 4th Quarter 2027.

Available inCD/DVD   electronic file   usb key
 
Manual for Use by the Maritime Mobile and Maritime Mobile-Satellite Services (Maritime Manual)

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2024   Publication Notice with Order Form

The Manual for Use by the Maritime Mobile and Maritime Mobile-Satellite Services is published in accordance with Article 20 (No. 20.14) of the Radio Regulations and results from studies carried out in the ITU-R since 2008. Volume 1 provides descriptive text of the organization and operation of the GMDSS and other maritime operational procedures, while Volume 2 contains the extracts of the regulatory texts associated with maritime operations.

This publication is available for purchase here ITU Shop

What's New in the 2024 Edition:

  • New Digital Format: All ITU Maritime Service Publications are now available in a digital format. Users can download and access publications through a desktop application designed for ease of use and enhanced search capabilities.
  • CD / USB Formats: While the digital format is now the primary method of distribution, USB and CD-ROM format are still available. For more details, visit the formats page.
  • Registering your digital or physical publication (QR code scan), it generates a certificate valid for port inspections.

Official Announcement: For more insights, refer to the Official Announcement.

Available inCD/DVD   paper   electronic file   usb key
Other editions:   2020   2016  
 

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