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Country codes are defined by the International Telecommunication Union (ITU) in ITU-T standards E.123 and E.164. The prefixes enable international direct dialing (IDD). Country codes constitute the international telephone numbering plan. They are used only when dialing a telephone number in a country or world region other than the caller's.
Etc/GMT+6: Canonical −06:00: −06:00-06 etcetera Sign is intentionally inverted. See the Etc area description. Etc/GMT+7: Canonical −07:00: −07:00-07 etcetera Sign is intentionally inverted. See the Etc area description. Etc/GMT+8: Canonical −08:00: −08:00-08 etcetera Sign is intentionally inverted. See the Etc area description. Etc ...
This is a list representing time zones by country. Countries are ranked by total number of time zones on their territory. Time zones of a country include that of dependent territories (except Antarctic claims). France, including its overseas territories, has the most time zones with 12 (13 including its claim in Antarctica and all other counties ).
+7 is an ITU country code for telephone numbering. It was originally assigned to the Soviet Union . After the 1991 dissolution of the Soviet Union , the code continued to be used by the fifteen successor states , the majority of whom switched to own country codes from the + 3xx and + 9xx ranges between 1993 and 1998.
Greenwich Mean Time is defined in law as standard time in the following countries and areas, which also advance their clocks one hour (GMT+1) in summer. United Kingdom, where the summer time is called British Summer Time (BST) Ireland, where it is called Winter Time, [22] changing to Standard Time in summer. [21] Portugal (with the exception of ...
Time zones of the world. A time zone is an area which observes a uniform standard time for legal, commercial and social purposes. Time zones tend to follow the boundaries between countries and their subdivisions instead of strictly following longitude, because it is convenient for areas in frequent communication to keep the same time.
Mobile phones use geographic area codes (two digits): after that, all numbers assigned to mobile service have nine digits, starting with 6, 7, 8 or 9 (example: 55 15 99999–9999). 90 is not possible, because collect calls start with this number.
The main purpose of this page is to list the current standard time offsets of different countries, territories and regions. Information on daylight saving time or historical changes in offsets can be found in the individual offset articles (e.g. UTC+01:00) or the country-specific time articles (e.g. Time in Russia).