| Zip Code | City | Population ↓ |
|---|---|---|
| 57642 | McLaughlin | 2,009 |
| 57658 | Wakpala | 410 |
| 57633 | Isabel | 402 |
| 57639 | Little Eagle | 355 |
| 57621 | Bullhead | 250 |
| 57641 | McIntosh | 235 |
| 57657 | Trail City | 218 |
| 57634 | Keldron | 157 |
| 57645 | Morristown | 142 |
| 57660 | Watauga | 95 |
| 57659 | Walker | 12 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 11 ZCTAs in Corson County, South Dakota (US Census).