6 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 56143 | Jackson | 4,509 |
| 56150 | Lakefield | 2,802 |
| 56137 | Heron Lake | 1,039 |
| 56167 | Round Lake | 555 |
| 56111 | Alpha | 356 |
| 56161 | Okabena | 356 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 6 ZCTAs in Jackson County, Minnesota (US Census).