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The International Telecommunication Union (ITU) publishes a recommendation entitled Notation for national and international telephone numbers, e-mail addresses and Web addresses. Recommendation E.123 specifies the format of telephone numbers assigned to telephones and similar communication endpoints in national telephone numbering plans.
Number length Usage Additional information 0 International call prefix: 2x xxx 5: Fixed line services: Apia area 3x xxx 4x xxx: Upolu 5x xxx: Savaii 6x xxx: Apia 7x xx xxx 7: Mobile services: 800 xxx 6: Toll-free services: 83 xx xxx – 87 xx xxx 7: Mobile services: 89 xx xx xx xx 10: Mobile services: 9xx 3: Special services
Worldwide distribution of country calling codes. Regions are coloured by first digit. Telephone country codes, but also sometimes referred to as country dial-in codes, or historically international subscriber dialing (ISD) codes in the U.K., are telephone number dialing prefixes for reaching subscribers in foreign countries or areas via international telecommunication networks.
Under the international formatting rules for telephone numbers, per recommendation E.164 by the International Telecommunication Union (ITU), a NANP number is rendered as +1NPANXXXXXX, without spaces or punctuation, e.g., +12505550199.
E.164 defines a general format for international telephone numbers. Plan-conforming telephone numbers are limited to only digits and to a maximum of fifteen digits. [ 1 ] The specification divides the digit string into a country code of one to three digits, and the subscriber telephone number of a maximum of twelve digits.
In 2012, American Samoa had the most expensive Internet access service in the U.S. according to Engadget. [6]Under Governor Togiola Tulafono investment in a fibre optic network to replace aging copper infrastructure across all the islands of American Samoa [7] and the construction in 2015 of a 1.2 Gbit/s satellite uplink via O3b Networks which more than doubled available bandwidth to the rest ...
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, the symbol + before the country code may be used irrespective of where the telephone is used at that moment; the network operator ...
Microsoft canonical address format for telephone numbers [2] [3] derives from E.123 international notation by allowing explicit indication of area code with parentheses. The canonical format is used by the Telephony API (TAPI) , a Windows programming interface for dial-up fax, modem, and telephone equipment.