Post Offices List in Grenada County, Mississippi:
| Gore Springs Post Office | 32394 Highway 8 E, Gore Springs, MS 38929 |
| Grenada Post Office | 2500 Gateway St, Grenada, MS 38901 |
| Holcomb Post Office | 8334 Highway 7 S, Holcomb, MS 38940 |
| Tie Plant Post Office | 70 Koppers Dr, Tie Plant, MS 38960 |
| Grenada Post Office | 2500 Gateway St, Grenada, MS 38901 |