Founded in 1835, Barry County is one of 114 counties in the state of Missouri. Historically, Barry County was formed from Greene County. The city of Cassville is the county seat. With FIPS code of 9, Barry County has a population of 34,712 and area of 779 square miles (2,018 km2).
List of all cities in Barry County, MO alphabetically
| City/Town | Postal Code | Area Code |
| Butterfield, MO | 65625 | 417 |
| Butterfld, MO | 65623 | 417 |
| Cassville, MO | 65623 | 417 |
| 65625 | 417 | |
| Eagle Rock, MO | 65641 | 417 |
| Exeter, MO | 65647 | 417 |
| Golden, MO | 65658 | 417 |
| Monett, MO | 65708 | 417 |
| Purdy, MO | 65734 | 417 |
| Seligman, MO | 65745 | 417 |
| Shell Knob, MO | 65747 | 417 |
| Viola, MO | 65747 | 417 |
| Washburn, MO | 65772 | 417 |
| Wheaton, MO | 64874 | 417 |