ZIP CodesZIP codes in Blue Earth County, Minnesota
Blue Earth County, Minnesota has 12 ZIP codes in this list, from 56001 to 56090. They cover 11 places, among them Mankato, Amboy, Eagle Lake and Garden City.
| ZIP code | Place | Land area (sq mi) | Map point |
|---|---|---|---|
| 56001 | Mankato | 115 | 44.154, -93.996 |
| 56002 | Mankato | no area | 44.159, -94.009 |
| 56010 | Amboy | 81.8 | 43.890, -94.177 |
| 56024 | Eagle Lake | 18.6 | 44.155, -93.872 |
| 56034 | Garden City | 28.3 | 44.047, -94.179 |
| 56037 | Good Thunder | 74.0 | 43.995, -94.068 |
| 56055 | Lake Crystal | 118 | 44.120, -94.218 |
| 56063 | Madison Lake | 40.0 | 44.222, -93.829 |
| 56065 | Mapleton | 116 | 43.933, -93.954 |
| 56078 | Pemberton | 25.4 | 44.008, -93.783 |
| 56080 | Saint Clair | 0.4 | 44.082, -93.857 |
| 56090 | Vernon Center | 43.0 | 43.971, -94.214 |
The ZIP code areas of Blue Earth County add up to about 660 square miles of land (1,711 sq km) as the Census Bureau draws them. The largest is 56055 (Lake Crystal), with 118 square miles.
Places with more than one code here: Mankato (2 codes).
Using these codes
- In an address, the ZIP code comes last, after the city and the two-letter state: Mankato, MN 56001.
- 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.