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When the states in the US and provinces in Canada were assigned area codes in 1947 by the American Telephone and Telegraph Company (AT&T), direct distance dialing (DDD) using the area code and the local number was introduced starting in 1951, eventually eliminating the use of the prefix. After that, the local telephone providers designated "00 ...
Michigan's numbering plan expanded from three area codes in 1947 to twelve: 1947: Area codes 313, 517 and 616 are three of the original 86 area codes in the North American Numbering Plan. 1961: Area code 906 was created in the first split of 616. 1993: Area code 810 was created in the first split of 313. 1997: Area code 734 was created in the ...
211: Not assignable; N11 code for community ... (Ottawa metropolitan area and southeastern ... 537 reserved as a fifth area code for the region. 906: Michigan ...
Quick Take: List of Scam Area Codes. More than 300 area codes exist in the United States alone which is a target-rich environment for phone scammers.
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Washington, D.C. (area code 202) to adjacent areas of Maryland (area code 301) and Virginia (area code 703), discontinued on October 1, 1990, to allow assignment of a code in all three area codes. Hull from Ottawa (before 2006, as every Ottawa-Hull local number originally was reserved in both area code 613 and 819 ). [ 1 ]
A telephone prefix is the first set of digits after the country, and area codes of a telephone number. In the North American Numbering Plan countries (country code 1), it is the first three digits of a seven-digit local phone number, the second three digits of the 3-3-4 scheme. In other countries, both the prefix and the number may have ...
List of Michigan area codes; 0–9. Area code 231; Area codes 248 and 947; Area code 269; Area code 313; Area code 517; Area code 586; Area code 616; Area code 734 ...