Founded in 1821, Perry County is one of 114 counties in the state of Missouri. Historically, Perry County was formed from Sainte Genevieve County. The city of Perryville is the county seat. With FIPS code of 157, Perry County has a population of 18,922 and area of 475 square miles (1,230 km2).
List of all cities in Perry County, MO alphabetically
| City/Town | Postal Code | Area Code |
| Biehle, MO | 63775 | 573 |
| Brazeau, MO | 63737 | 573 |
| Brewer, MO | 63775 | 573 |
| Crosstown, MO | 63775 | 573 |
| Farrar, MO | 63746 | 573 |
| Frohna, MO | 63748 | 573 |
| Highland, MO | 63775 | 573 |
| Lithium, MO | 63775 | 573 |
| Longtown, MO | 63775 | 573 |
| Mc Bride, MO | 63776 | 573 |
| Parker Lake, MO | 63775 | 573 |
| Perryville, MO | 63775 | 573 |
| 63776 | 573 | |
| 63783 | 573 | |
| Sereno, MO | 63775 | 573 |
| Silver Lake, MO | 63775 | 573 |
| Uniontown, MO | 63783 | 573 |
| Wittenberg, MO | 63748 | 573 |
| Yount, MO | 63775 | 573 |