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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 ...
537 reserved as a fifth area code for the region. 906: Michigan (Upper Peninsula: Sault Ste. Marie, Escanaba, Houghton, Iron Mountain, Marquette, Menominee, etc.) March 19, 1961: split of 616; 907: Alaska (all, except the lone border town of Hyder which uses the BC, Canada area codes of 236, 250, 672, or 778 depending on its assigned number ...
No area codes had been split anywhere in the United States since 2007, [23] and it was not possible to split the 480 area code because of the 2021 implementation of 10-digit dialing there. [ 22 ] : 5–6 [ a ] This would save the assignment of two area codes compared to individual all-service distributed overlays of 480 and 602 and last 26 ...
Thus, it would not have been possible to locate the approximate geographic location of a numbering plan area by its code alone. The plan divided New York into five areas, the most of any state. Illinois, Ohio, Pennsylvania, and Texas were assigned four area codes each, and California, Iowa, and Michigan received three. Eight states and ...
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 ...
Map of area code 989 in Michigan. Area code 989 is a telephone area code in the North American Numbering Plan for Central Michigan, the northeastern Lower Peninsula, and portions of the Thumb. It is the highest-numbered area code in use in the North American Numbering Plan (NANP), [1] as well as the highest possible under the current system, in ...
Pages for logged out editors learn more. Contributions; Talk; Area code 480
Clickable map of Arizona area codes in blue (and border states) The U.S. state of Arizona is served by five telephone area codes in three numbering plan areas: Area codes 602, 480, and 623 serve the Phoenix metropolitan area. The three area codes were recombined in 2023 into an overlay complex after a 1999 split: