Post Offices List in Doniphan County, Kansas:
| Bendena Post Office | 206 Commercial St, Bendena, KS 66008 |
| Denton Post Office | 506 Main St, Denton, KS 66017 |
| Elwood Post Office | 607 Vermont St, Elwood, KS 66024 |
| Highland Post Office | 107 W Main St, Highland, KS 66035 |
| Troy Post Office | 205 S Main St, Troy, KS 66087 |
| Wathena Post Office | 304 Saint Joseph St, Wathena, KS 66090 |
| White Cloud Post Office | 214 Main St, White Cloud, KS 66094 |