Postal Code for Amherst, South Dakota
The postal code for Amherst, South Dakota, United States is 57421. With map location and coordinates.
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The postal code for Amherst, South Dakota, United States is 57421:
| Postal code | Place | County / area | Coordinates |
|---|---|---|---|
| 57421 | Amherst | Marshall | 45.759, -97.927 |
‹ All postal codes in South Dakota
Frequently asked questions
What is the postal code of Amherst?
The postal code of Amherst is 57421.
Why does Amherst have more than one postal code?
Larger towns and cities are split into several postal-code areas, each serving a different neighbourhood, PO-box range or large organisation.