Zip Area Code

Old Mission, Michigan

Old Mission, Michigan, in Grand Traverse County, has ZIP code 49673 and area code 231.

ZIP code
49673
Area code
231
Time zone
Eastern Time
Coordinates
44.9559, -85.4900

ZIP codes in Old Mission

ZIP codePost officeCountyArea codes
49673*Old MissionGrand Traverse County231

* No mapped delivery area: P.O. boxes or a single organization. Area codes are those of the nearest ZIP code area.

Area code for Old Mission

  • Area code 231

    In service since June 5, 1999. Local calls are dialed with seven digits; dialing ten digits also works.

Time zone

Old Mission is in the Eastern Time zone.

Towns near Old Mission