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Area code 679 has been reserved as a future overlay for the 313 territory. [2] [3] In February 2000, the area code was assigned as a second area code in the county of Wayne in the southeastern part of the U.S. state of Michigan. [4] However, the relief schedule was cancelled in April 2000, and the implementation of the overlay was suspended. [5 ...
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 ...
Area codes are also assigned for non-geographic purposes. The rules for numbering NPAs do not permit the digits 0 and 1 in the leading position. [1] Area codes with two identical trailing digits are easily recognizable codes (ERC). NPAs with 9 in the second position are reserved for future format expansion.
In honor of March 13, otherwise known as "313 Day" to Detroiters, here's some fun facts about Detroit's history with telephones.
To find out the 25 poorest and richest area codes, GOBankingRates used the 2015 Census Community Survey, the most recent data available, to rank cities across the nation in order of mean household ...
Area code 810 was split off from area code 313 on December 1, 1993, with a permissive dialing period that ended on August 10, 1994. [1] The initial numbering plan area included the counties of Oakland, Macomb, Genesee, Lapeer, St. Clair, and Sanilac as well as small sections of Saginaw, Shiawassee, Livingston, Washtenaw, and Wayne counties north of Detroit.
The codes of the forms N00, N10, and N11, where N is 2 through 9, were not available for assignment as area codes at the time, but were reserved as special codes, [9] leaving a total of 136 possible combinations.
The number 313 is the U.S. telephone area code for the city of Detroit and nearby locales. [9] Frame 313 of the Zapruder film shows the moment of impact for the bullet that killed President John F. Kennedy. [10] Donald Duck's car plate bears the number 313. Flight 313 was a 2014 thriller movie about airline cover up.