Post Offices List in Humboldt County, Nevada:
| Denio Post Office | 1 Main St, Denio, NV 89404 |
| Golconda Post Office | 295 Old Highway 40 E, Golconda, NV 89414 |
| Orovada Post Office | 0 Us Highway 95 Rd, Orovada, NV 89425 |
| Paradise Valley Post Office | 130 S Main St, Paradise Valley, NV 89426 |
| Valmy Post Office | 1 I 80 W Exit 216, Valmy, NV 89438 |
| Winnemucca Post Office | 850 Hanson St, Winnemucca, NV 89445 |