Zip Area Code

Roundup, Montana

Roundup, Montana, in Musselshell County, has ZIP codes 59072 and 59073 and area code 406.

ZIP codes
59072, 59073
Area code
406
State
Montana
Time zone
Mountain Time
Coordinates
46.4338, -108.5428

ZIP codes in Roundup

ZIP codePost officeCountyArea codes
59072RoundupMusselshell County406
59073*RoundupMusselshell 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 Roundup

  • Area code 406

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

Time zone

Roundup is in the Mountain Time zone.

Towns near Roundup