ZIP code 57421 of Amherst, South Dakota: location on the map and coordinates.

The ZIP code 57421 is reserved for Amherst, South Dakota. This code is situated in Marshall County. On the following Open Street Map you can see the exact location of 57421 ZIP code. Zoom in or out to see the surrounding cities and areas, use the buttons shown on the map. Drag the map with your mouse or finger.
Exact coordinates of ZIP 57421: Latitude: 45.7585 South, Longitude: 97.9274 West.

To sum up:

ZIP code 57421, what state is it? South Dakota.

What city is it? Amherst, South Dakota.

What county is it? Marshall County.

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