!!! Overview
[{$pagename}] are a component of the international [Telephone Numbering Plan] and are prefixes for the member countries or regions of the [International Telecommunication Union] ([ITU]) and are defined by the [ITU-T] in standards [E.123] and [E.164]. 


[{$pagename}] are typically are necessary only when dialing a [Phone Number] to establish a call to another [country] and are dialed before the [National Significant Number].

[{$pagename}] prefixes enable [International Direct Dialing] (IDD), and are also referred to as [International Subscriber Dialing] ([ISD]) codes.

[{$pagename}], by convention, [International Telephone Numbers] are represented by prefixing the [{$pagename}] with a plus sign (+), which also indicates to the subscriber that the local international call prefix must first be dialed. 


!! Ordered by code
Each [{$pagename}]'s first digit directs to these broad areas:
* +1: [North American Numbering Plan]
* +2: mostly Africa
* +3–4: Europe
* +5: Americas outside the NANP
* +6: Southeast Asia and Oceania
* +7: Parts of the former Soviet Union
* +8: East Asia and special services
* +9: mostly southern Asia
For a more complete list refer to: [List of country calling codes|Wikipedia:List_of_country_calling_codes|target='_blank']

!! [{$pagename}] [Example]
[{$pagename}] prefix in all countries belonging to the [North American Numbering Plan] is 011, while it is 00 in most European, Asian and African countries. On [GSM] ([Mobile Networks]), the prefix may automatically be inserted when the user prefixes a dialed number with the plus sign.




!! More Information
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