Post Offices List in Henry County, Missouri:
| Blairstown Post Office | 120 N Main St, Blairstown, MO 64726 |
| Calhoun Post Office | 200 E 5th St, Calhoun, MO 65323 |
| Clinton Post Office | 101 S 2nd St, Clinton, MO 64735 |
| Deepwater Post Office | 108 S 8th St, Deepwater, MO 64740 |
| Montrose Post Office | 307 Illinois Ave, Montrose, MO 64770 |
| Urich Post Office | 310 N Main St, Urich, MO 64788 |
| Windsor Post Office | 107 N Main St, Windsor, MO 65360 |