Founded on March 24, 1873, Clay County is one of 75 counties in the state of Arkansas. Historically, Clay County was formed from Randolph and Greene counties, and originally named Clayton before 1875. The city of Piggott, Corning is the county seat. With FIPS code of 21, Clay County has a population of 14,350 and area of 641.42 square miles (1,661 km2).
List of all cities in Clay County, AR alphabetically
| City/Town | Postal Code | Area Code |
| Corning, AR | 72422 | 870 |
| Datto, AR | 72424 | 870 |
| Greenway, AR | 72430 | 870 |
| Knobel, AR | 72435 | 870 |
| Mc Dougal, AR | 72441 | 870 |
| Peach Orchard, AR | 72435 | 870 |
| 72453 | 870 | |
| Piggott, AR | 72454 | 870 |
| Pollard, AR | 72456 | 870 |
| Rector, AR | 72461 | 870 |
| Saint Francis, AR | 72464 | 870 |
| Success, AR | 72470 | 870 |
Map of Cities in Clay County, AR
