Zip Area Code

Onekama, Michigan

Onekama, Michigan, in Manistee County, has ZIP code 49675 and area code 231.

ZIP code
49675
Area code
231
Time zone
Eastern Time
Coordinates
44.3646, -86.2100

ZIP codes in Onekama

ZIP codePost officeCountyArea codes
49675OnekamaManistee County231

Area code for Onekama

  • Area code 231

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

Time zone

Onekama is in the Eastern Time zone.

Towns near Onekama