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Worldwide distribution of country calling codes. Regions are coloured by first digit. Country calling codes, country dial-in codes, international subscriber dialing (ISD) codes, or most commonly, telephone country codes are telephone number prefixes for reaching telephone subscribers in foreign countries or areas via international telecommunication networks.
This is a list of international dialing prefixes used in various countries for direct dialing of international telephone calls.These prefixes are typically required only when dialling from a landline, while in GSM-compliant mobile phone (cell phone) systems, only the symbol + before the country code may be used [citation needed] irrespective of where the telephone is used at that moment; the ...
This is a list of telephone dialling codes in the United Kingdom and the Crown Dependencies, which adopts an open telephone numbering plan for its public switched telephone network. The national telephone numbering plan is maintained by Ofcom , an independent regulator and competition authority for the UK communications industries.
05. Corporate numbering and VoIP services; freephone services (0500) until June 2017. 06. Not in use. 07. Mobile telephony (071xx–075xx, 07624 and 077xx–079xx), personal numbering (070xx), and pagers (076xx) 08. Non-geographic freephone numbers (080x), non-geographic service numbers (084x and 087x) 09.
United Kingdom: United Kingdom: The ISO 3166-1 code for the United Kingdom is GB (for Great Britain). UK is an exceptionally reserved ISO 3166-1 code. However, the creation of the .uk TLD predates the ISO 3166-1 list of ccTLD and is the primary TLD for the United Kingdom. [69] Nominet UK: Yes: Yes: Yes 24 July 1985.us United States of America ...
ITU country symbols for non-member states, areas, [2] organizations [3] and special purposes [4] [5] Code Area A ABW Aruba: AIA Anguilla: ALS Alaska (State of) AMS Saint Paul and Amsterdam Islands: AOE / Western Sahara: ASC Ascension Island: ATA Antarctic: AZR Azores: B BER Bermuda: BIO Chagos Islands (Indian Ocean) BLM
Recommendation ITU-T E.164. E.164 is an international standard (ITU-T Recommendation), titled The international public telecommunication numbering plan, that defines a numbering plan for the worldwide public switched telephone network (PSTN) and some other data networks. E.164 defines a general format for international telephone numbers.
Call signs in United Kingdom include a three letter country code, and a series of letters and numbers. [1][2][3] Call signs are regulated internationally by the ITU as well as nationally in the UK by the Office of Communications (Ofcom). [4] It regulates amateur radio in the country as an independent regulator and competition authority for the ...