Post Offices List in Madison City, Mississippi:
| Madison Post Office | 990 Highway 51, Madison, MS 39110 |
| Madison Carrier Annex Post Office | 213 Industrial Dr N, Madison, MS 39110 |
| Madison Post Office | 990 Highway 51, Madison, MS 39110 |
| Madison Carrier Annex Post Office | 213 Industrial Dr N, Madison, MS 39110 |