Antarctica is not formally designated by the International Telecommunication Union (ITU) in any of the world zones.
[citation needed] Country code (Top level domain): .aq Internet users: 2,700 (2021) Facebook users: 1,800 (2021) Data access to the Amundsen–Scott South Pole Station is provided by access via NASA's TDRS-F1, GOES & Iridium satellite constellation.
Data and telephony access to Scott Base - New Zealand is provided via C-Band by Spark NZ & Horizons 3E.
Orbcomm satellites which pass over Antarctica can relay short messages to and from transceiver units to email or XML over HTTP.
[6][7] As of January 2025, Starlink was working for the cruise ship Scenic Eclipse II, as far South as McMurdo station.