Zip Area Code

Helena, Montana

Helena, Montana, in Lewis and Clark County, has ZIP codes 59601, 59602, 59604, 59620, 59623, 59624 and others, and area code 406.

ZIP codes
59601, 59602, 59604, 59620 …
Area code
406
State
Montana
Time zone
Mountain Time
Coordinates
46.6197, -112.0173

ZIP codes in Helena

ZIP codePost officeCountyArea codes
59601HelenaLewis and Clark County406
59602HelenaLewis and Clark County406
59604*HelenaLewis and Clark County406
59620*HelenaLewis and Clark County406
59623HelenaLewis and Clark County406
59624*HelenaLewis and Clark County406
59625HelenaLewis and Clark County406
59626*HelenaLewis and Clark County406

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

Area code for Helena

  • Area code 406

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

Time zone

Helena is in the Mountain Time zone.

Towns near Helena