11 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 57642 | McLaughlin | 1,969 |
| 57633 | Isabel | 445 |
| 57658 | Wakpala | 319 |
| 57621 | Bullhead | 294 |
| 57639 | Little Eagle | 290 |
| 57657 | Trail City | 247 |
| 57641 | McIntosh | 215 |
| 57645 | Morristown | 184 |
| 57634 | Keldron | 131 |
| 57660 | Watauga | 111 |
| 57659 | Walker | 16 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 11 ZCTAs in Corson County, South Dakota (US Census).