Zip Area Code

Grass Lake, Michigan

Grass Lake, Michigan, in Jackson County, has ZIP code 49240 and area code 517.

ZIP code
49240
Area code
517
Time zone
Eastern Time
Coordinates
42.2711, -84.1940

ZIP codes in Grass Lake

ZIP codePost officeCountyArea codes
49240Grass LakeJackson County517

Area code for Grass Lake

  • Area code 517

    In service since 1947. Local calls are dialed with seven digits; dialing ten digits also works.

Time zone

Grass Lake is in the Eastern Time zone.

Towns near Grass Lake