ADMIRALTY List of Radio Signals provides information on all aspects of Maritime Radio Communications, helping bridge crews to manage communications and comply with all reporting regulations throughout a voyage.
For clarity and convenience, this publication is split across six volumes; with contents ranging from Maritime Radio Station listings to Maritime Safety Information Services worldwide. You can find full details on the contents of each volume and its corresponding parts below.
Volume 1 (NP281) - Maritime Radio Stations (Parts 1 & 2)
Split across two publications, Volume 1 includes radio details for:
Global Maritime Communications
Satellite Communication Services
Maritime TeleMedical Assistance Service (TMAS)
Radio Quarantine and Pollution reports
Anti-Piracy Contact Table
Volume 2 (NP282) - Radio Aids to Navigation, Differential GPS (DGPS), Legal Time, Radio Time Signals and Electronic Position Fixing System (Parts 1 & 2)
Split across two publications, Volume 2 includes radio details for:
Listing of VHF Radio Direction-Finding Stations
Radar Beacons (Racons and Ramarks)
Known operational Automatic Identification System (AIS)
Aids to Navigation (AtoN)
Radio beacons transmitting DGPS corrections
International Standard and Daylight Saving Times and Dates
International Radio Time Signal Broadcast details
Volume 3 (NP283) - Maritime Safety Information Services (Parts 1 & 2)
Split across two publications, Volume 3 includes radio details for:
Maritime Weather Services
Safety Information broadcasts
Worldwide NAVTEX and SafetyNET information
Submarine and Gunnery Warning details (Subfacts and Gunfacts)
Radio-Facsimile Stations, frequencies and weather map areas
Volume 4 (NP284) - Meteorological Observation Stations
This volume includes:
Volume 5 (NP285) - Global Maritime Distress and Safety System (GMDSS)
This volume includes:
Worldwide communication requirements for distress, search and rescue
Extracts from SOLAS and ITU Regulations
Distress and SAR (incorporating MRCC and MRSC contacts)
Worldwide NAVTEX and Maritime Safety Information
Volume 6 (NP286) - Pilot Services, Vessel Traffic Services and Port Operations (Parts 1 - 8)
Split across eight publications, Volume 6 includes radio details for:
Detailed Pilot information, contact details and procedures
Vessel Traffic Service information, contact details and procedures
National and International Ship Reporting Systems
Port information, contact details and procedures
Also available as an ADMIRALTY Digital Publication
Each volume of ADMIRALTY Radio Signals is also available as one of three digital publications within ADMIRALTY Digital Radio Signals (ADRS). As part of the ADP package, each ADRS application offers greater efficiency, faster updating and more flexible information access.
Find out more about ADRS >
We provide regular ADMIRALTY Notices to Mariners (NMs) to help you ensure your ADMIRALTY publications are maintained and up-to-date with the latest safety critical information.
These weekly NMs can be downloaded for free from our website, or the paper bulletin can be bought from your ADMIRALTY Chart Agent.
View and download the latest NMs here >
How to buy
ADMIRALTY List of Radio Signals Volume 1 (parts 1 and 2), Volume 2 (parts 1 and 2), Volume 3 (parts 1 and 2), Volume 5 and Volume 6 (parts 1 to 8) each have a recommended retail price (RRP) of £49.40. Volume 4 has an RRP of £33.10. Please note that all prices do not include VAT and other local taxes.
To find out more or to organise purchase, please contact your ADMIRALTY Chart Agent. If you don’t have a preferred chart agent, you can search a list of worldwide, experienced and trusted chart agents by visiting our find an ADMIRALTY Chart Agent page.
Find an ADMIRALTY Chart Agent >
Alternatively, this publication can be ordered through ADMIRALTY e-Navigator Planning Station 3.4 or the latest version of Planning Station, which can be accessed via ADMIRALTY gateway. To find out more, please
The ADMIRALTY Digital Catalogue (ADC) can also provide you with a comprehensive reference of all ADMIRALTY Maritime Data Solutions. To find out more about the ADC, please