Post Offices List in Cottonwood County, Minnesota:
| Jeffers Post Office | 120 E Whited St, Jeffers, MN 56145 |
| Mountain Lake Post Office | 211 10th St N, Mountain Lake, MN 56159 |
| Storden Post Office | 320 America St, Storden, MN 56174 |
| Westbrook Post Office | 734 6th St, Westbrook, MN 56183 |
| Windom Post Office | 445 9th St, Windom, MN 56101 |