Zip Area Code

Oregon County, Missouri

Oregon County, Missouri, has 5 towns and 5 ZIP codes, in area code 417.

Towns in Oregon County, A to Z

TownZIP codesArea codes
Alton65606417
Couch65690417
Koshkonong65692417
Myrtle65778417
Thayer65791417

ZIP codes in Oregon County

Area code in Oregon County

  • Area code 417

    In service since 1950. Local calls are dialed with ten digits; dialing 1 plus ten digits also works.