Area Code 679

Area Code 679 History:

The Michigan Public Service Commission has approved area code 679 as an all services overlay of area code 313 with an in service date of 11/07/2025. Area code 679 will only become available to subscribers when all assignable central office codes in area code 313 area code are assigned. Ten digit dialing (area code + seven digit number) will be necessary in the 313/679 overlay because different homes in the same geographic area can have the same seven digit phone number but each would have a different area code.

Counties in Michigan within area code 679 include:

Wayne County.

Major cities or places in Michigan within area code 679 include:

Area code 679 serves the city of Detroit and the larger cities and communities of Dearborn, Dearborn Heights, Detroit, Hamtramck, Inkster, Lincoln Park, Redford and Taylor.