| ZIP Code | ZIP Code Place Name | County | ZIP Code Type |
|---|---|---|---|
| 64484 | Rushville | Buchanan County | Standard |
| 66002 | Atchison | Atchison County | Standard |
| 66016 | Cummings | Atchison County | Standard |
| 66023 | Effingham | Atchison County | Standard |
| 66041 | Lancaster | Atchison County | Standard |
| 66058 | Muscotah | Atchison County | Standard |
| 66060 | Nortonville | Jefferson County | Standard |
| 66088 | Valley Falls | Jefferson County | Standard |
| 66424 | Everest | Brown County | Standard |
| 66436 | Holton | Jackson County | Standard |
| 66439 | Horton | Brown County | Standard |