| ZIP Code | ZIP Code Place Name | County | ZIP Code Type |
|---|---|---|---|
| 63352 | Laddonia | Audrain County | Standard |
| 63382 | Vandalia | Audrain County | Standard |
| 63401 | Hannibal | Marion County | Standard |
| 63436 | Center | Ralls County | Standard |
| 63438 | Durham | Marion County | Standard |
| 63439 | Emden | Shelby County | Standard |
| 63440 | Ewing | Lewis County | Standard |
| 63441 | Frankford | Pike County | Standard |
| 63443 | Hunnewell | Shelby County | Standard |
| 63454 | Maywood | Marion County | Standard |
| 63456 | Monroe City | Ralls County | Standard |
| 63459 | New London | Ralls County | Standard |
| 63461 | Palmyra | Marion County | Standard |
| 63462 | Perry | Ralls County | Standard |
| 63463 | Philadelphia | Marion County | Standard |
| 63467 | Saverton | Ralls County | PO Box |
| 63471 | Taylor | Marion County | Standard |