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  2. List of Michigan area codes - Wikipedia

    en.wikipedia.org/wiki/List_of_Michigan_area_codes

    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 ...

  3. List of North American Numbering Plan area codes - Wikipedia

    en.wikipedia.org/wiki/List_of_North_American...

    1993: split to create 905. 2001: overlaid by 647. 2013: overlaid by 437. 2025: overlaid by 942. area code 387 is reserved as a fifth code for the region. 417. Missouri (Springfield, Joplin, Branson, Lamar, Lebanon, and most of southwestern Missouri) 1950. created from parts of the area codes 314 and 816.

  4. Telephone exchange names - Wikipedia

    en.wikipedia.org/wiki/Telephone_exchange_names

    Kenmore 9392 is a five-pull (1L-4N) small-city telephone number for the Kenmore exchange in Fort Wayne, Indiana. MArket 7032 is a six-digit (2L-4N) telephone number. This format was in use from the 1920s through the 1950s, and was phased out c. 1960. BALdwin 6828 is an urban 3L-4N example, used only in the largest cities before conversion to ...

  5. Area codes 248 and 947 - Wikipedia

    en.wikipedia.org/wiki/Area_codes_248_and_947

    The rest of Wayne County, including Detroit, located to the southeast, is serviced by area codes 313 and 734. Area code 248 was created in 1997 as a split from area code 810. In 2000, area code 947 was assigned as a relief area code for the area. [1] In 2001, it was approved as an all-services overlay plan in the 248 numbering plan area, [2 ...

  6. Area code 989 - Wikipedia

    en.wikipedia.org/wiki/Area_code_989

    Area code 989. Coordinates: 44.5°N 84°W. 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 ...

  7. Category:Area codes in Michigan - Wikipedia

    en.wikipedia.org/.../Category:Area_codes_in_Michigan

    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.

  8. Area code 586 - Wikipedia

    en.wikipedia.org/wiki/Area_code_586

    Area code 586. Coordinates: 42.6°N 83.0°W. Map of area code 586 in Michigan. Area code 586 is the telephone area code serving much of Macomb County, Michigan, introduced in 2001 as a split from area code 810. Its territory was originally part of area code 313.

  9. North American Numbering Plan - Wikipedia

    en.wikipedia.org/wiki/North_American_Numbering_Plan

    The new numbering plan provided for 152 area codes, each with a capacity to serve as many as 540 central offices. [26] Originally, only eighty-six area codes were assigned. New Jersey received the first NPA code in the new system, area code 201. [27] The second area code, 202, was assigned to the District of Columbia. The allocation of area ...