Post Offices List in DeSoto County, Mississippi:
| Hernando Post Office | 12 W Commerce St, Hernando, MS 38632 |
| Horn Lake Post Office | 3724 Goodman Rd W, Horn Lake, MS 38637 |
| Lake Cormorant Post Office | 12744 Star Landing Rd W, Lake Cormorant, MS 38641 |
| Nesbit Post Office | 600 Old Highway 51 N, Nesbit, MS 38651 |
| Olive Branch Post Office | 8850 Midsouth Dr, Olive Branch, MS 38654 |
| Southaven Post Office | 7550 Airways Blvd, Southaven, MS 38671 |
| Walls Post Office | 6380 Highway 161, Walls, MS 38680 |