ZIP CodesZIP codes in Mille Lacs County, Minnesota
Mille Lacs County, Minnesota has 8 ZIP codes in this list, from 55371 to 56386. They cover 8 places, among them Princeton, Bock, Foreston and Isle.
| ZIP code | Place | Land area (sq mi) | Map point |
|---|---|---|---|
| 55371 | Princeton | 196 | 45.585, -93.596 |
| 56313 | Bock | 0.1 | 45.785, -93.552 |
| 56330 | Foreston | 39.5 | 45.703, -93.696 |
| 56342 | Isle | 193 | 46.170, -93.474 |
| 56353 | Milaca | 190 | 45.779, -93.645 |
| 56359 | Onamia | 171 | 46.090, -93.687 |
| 56363 | Pease | 1.1 | 45.697, -93.647 |
| 56386 | Wahkon | 17.8 | 46.112, -93.497 |
The ZIP code areas of Mille Lacs County add up to about 808 square miles of land (2,093 sq km) as the Census Bureau draws them. The largest is 55371 (Princeton), with 196 square miles.
Using these codes
- In an address, the ZIP code comes last, after the city and the two-letter state: Princeton, MN 55371.
- 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.