Category

International telecommunications

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list of telephone country codes

Wikimedia list article

country code top-level domain

internet top-level domain generally used or reserved for a country

list of Internet top-level domains

Wikimedia list article

Mayday is an emergency procedure word used internationally as a distress signal in voice-procedure radio communications.

Internet Assigned Numbers Authority

standards organization overseeing IP addresses

list of countries by number of Internet users

Wikimedia list article

emergency position-indicating radiobeacon

distress radiobeacon, a tracking transmitter that is triggered during an accident

International mobile subscriber identity

a number that uniquely identifies every user of a cellular network

Global Maritime Distress Safety System

Worldwide emergency communication system for ships at sea

European Conference of Postal and Telecommunications Administrations

European regulatory agency umbrella organization for state telecommunications and postal services

telephone country code

telephone number prefix in the international telephone numbering plan

International Cospas-Sarsat Programme

international satellite-aided search and rescue initiative

The radiotelephony message PAN-PAN is the international standard urgency signal that someone aboard a boat, ship, aircraft, or other vehicle uses to declare that they need help and that the situation is urgent, but for the time being, does not pose an immediate danger to anyone's life or to the vessel itself. This is referred to as a state of "urgency". This is distinct from a mayday call (distress signal), which means that there is imminent danger to life or to the continued viability of the vessel itself. Radioing "pan-pan" informs potential rescuers (including emergency services and other c

North American Numbering Plan

integrated telephone numbering plan serving 20 North American countries which share its resources

list of countries by number of mobile phones in use

Wikimedia list article

internationalized country code top-level domain

special type of top-level domain

European Union roaming regulations

overview of roaming regulations in the European Union

International Telecommunications Satellite Organization

intergovernmental organization

Digital Selective Calling

marine radio standard

telephone number mapping

system of unifying the international telephone number system of the public switched telephone network with the Internet addressing and identification name spaces

list of countries by smartphone penetration

Wikimedia list article

list of countries by number of broadband Internet subscriptions

Wikimedia list article

list of international call prefixes

Wikimedia list article

list of countries by 4G LTE penetration

Wikimedia list article

InterNIC, known as the Network Information Center (NIC) until 1993, was the organization primarily responsible for Domain Name System (DNS) domain name allocations and X.500 directory services. From its inception in 1972 until October 1, 1991, it was run by the Stanford Research Institute, now known as SRI International, and led by Jake Feinler. From October 1991 until September 18, 1998, it was run by Network Solutions. Thereafter, the responsibility was assumed by the Internet Corporation for Assigned Names and Numbers (ICANN).

international direct dialing

international dialing

list of countries by number of telephone lines in use

Wikimedia list article

1967 international television special

amateur radio call sign

call sign for amateur radio operator or station, using a ITU prefix

radio frequency on the marine VHF radio band

Council of European National Top Level Domain Registries

nonprofit organization

Telephone numbers in Europe

Wikimedia list article

international aeronautical emergency frequency

radio frequency reserved for aeronautical emergencies

Aeronautical Fixed Telecommunication Network

worldwide system of aeronautical fixed circuits

Stag Lane Aerodrome

airport in the United Kingdom

international call

made between different countries

International distress frequency

radio frequency designated for emergency communication

international television special by an international consortium

Address Supporting Organization

Internet-protocol advisory group affiliated with ICANN

global Internet usage

estimates of how many people use the Internet

Telephone numbers in Asia

Asian telephone numbers

Amateur radio international operation

operating a amateur radio station in another country