Post Offices List in Jackson County, Minnesota:
| Alpha Post Office | 115 Main St N, Alpha, MN 56111 |
| Heron Lake Post Office | 1006 3rd Ave, Heron Lake, MN 56137 |
| Jackson Post Office | 211 2nd St, Jackson, MN 56143 |
| Lakefield Post Office | 319 Main St, Lakefield, MN 56150 |
| Okabena Post Office | 112 S Minnesota Ave, Okabena, MN 56161 |