ZIP CodesZIP codes in Pennington County, Minnesota
Pennington County, Minnesota has 3 ZIP codes in this list, from 56701 to 56754. They cover 3 places, among them Thief River Falls, Goodridge and Saint Hilaire.
| ZIP code | Place | Land area (sq mi) | Map point |
|---|---|---|---|
| 56701 | Thief River Falls | 383 | 48.119, -96.181 |
| 56725 | Goodridge | 415 | 48.069, -95.728 |
| 56754 | Saint Hilaire | 38.4 | 48.011, -96.225 |
The ZIP code areas of Pennington County add up to about 836 square miles of land (2,166 sq km) as the Census Bureau draws them. The largest is 56725 (Goodridge), with 415 square miles.
Using these codes
- In an address, the ZIP code comes last, after the city and the two-letter state: Thief River Falls, MN 56701.
- Tap a ZIP code to open it in the look-up, with a copy button for the address line.
- A code can cross a county line, and one town can have several codes. The table shows the main place of each code.
- "No area" means the Census Bureau draws no area for that code. Such codes are usually for post office boxes or a single building.
Places and counties: GeoNames. Areas: U.S. Census Bureau, 2024 ZIP Code Tabulation Areas. Checked in November 2026. This site is not connected with the United States Postal Service; for mailing, confirm the address with USPS.