Zip Area Code

Richland, South Dakota

No ZIP code carries the name of Richland, South Dakota, in Union County; the nearest ZIP code is 57025, in area code 605.

Nearest ZIP
57025
Area code
605
Coordinates
42.7634, -96.6479

Nearest ZIP codes to Richland

This is the ZIP code nearest to Richland, each listed with the post office it is named after.

ZIP codePost officeCountyArea codes
57025Elk PointUnion County605

Area code for Richland

  • Area code 605

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

Towns near Richland