3 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 56701 | Thief River Falls | 12,898 |
| 56725 | Goodridge | 971 |
| 56754 | Saint Hilaire | 483 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 3 ZCTAs in Pennington County, Minnesota (US Census).