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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.
The Immigration and Nationality Act of 1952 affirmed the national origins quota system of 1924 and limited total annual immigration to one sixth of one percent of the population of the continental United States in 1920, or 175,455. It exempted the spouses and children of U.S. citizens and people born in the Western Hemisphere from the quota.
The INS was established on June 10, 1933, merging these previously separate areas of administration. In 1890, the federal government, rather than the individual states, regulated immigration into the United States, [3] and the Immigration Act of 1891 established a Commissioner of Immigration in the Treasury Department.
The prefixes in the Americas start with one of 1,2,5. All countries in the Americas use codes that start with "5", with the exception of the countries of the North American Numbering Plan, such as Canada and the United States, which use country code 1, and Greenland and Aruba with country codes starting with the digit "2", which mostly is used by countries in Africa.
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 ...
Immigration to the United States has been a major source of population growth and cultural change throughout much of its history. In absolute numbers, the United States has by far the highest number of immigrants in the world, with 50,661,149 people as of 2019.
In 1921, the United States Congress passed the Emergency Quota Act, which established national immigration quotas limiting immigration from the Eastern Hemisphere. The quota for each country was derived by calculating 3 percent of the number of foreign-born residents of each nationality who were living in the United States as of the 1910 census .
example 971 550 000 000 with country code is 12 digits 56: Etisalat: example 971 560 000 000 with country code is 12 digits 58: Du: example 971 580 000 000 with country code is 12 digits United Kingdom [16] +44: 71xx: 10: 72xx: 73xx: 74xx: 3 (Hutchison 3G UK Ltd) 75xx: 7624: Isle of Man: 76xx is mostly radiopaging 77xx: 78xx: 79xx: United ...