Zip Area Code

East Helena, Montana

East Helena, Montana, in Lewis and Clark County, has ZIP code 59635 and area code 406.

ZIP code
59635
Area code
406
State
Montana
Time zone
Mountain Time
Coordinates
46.5973, -111.9051

ZIP codes in East Helena

ZIP codePost officeCountyArea codes
59635East HelenaLewis and Clark County406

Area code for East Helena

  • Area code 406

    In service since 1947. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.

Time zone

East Helena is in the Mountain Time zone.

Towns near East Helena