ITU List IV List of Coast Stations and Special Service Stations 2017

ITU List IV List of Coast Stations and Special Service Stations
Year 2017
Published by International Telecommunication Union (ITU)

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).