989 is the area code for central Michigan, the northeastern Lower Peninsula, and portions of the Thumb. Major cities and towns in the 989 region include Alma, Alpena, Bad Axe, Bay City, Caro, Clare, Midland, Mt. Pleasant, Owosso, and Saginaw. The 989 region was formerly part of area code 517.
Area code 989 is also used for the sending of telexes to Marine City, Michigan. It is the highest-numbered area code in use in the North American Numbering Plan (NANP).
| Michigan area codes: 231, 248, 269, 313, 517, 586, 616, 734, 810, 906, 947, 989 | ||
|---|---|---|
| North: 906, 705/249, Lake Huron | ||
| West: 231, 616 | area code 989 | East: 519/226, 705/249, Lake Huron |
| South: 517, 810 | ||
| Ontario area codes: 226, 249, 289, 343, 365, 416, 519, 613, 647, 705, 807, 905 | ||