Founded in 1808, Estill County is one of 120 counties in the state of Kentucky. Historically, Estill County was formed from Clark County and Madison County. The city of Irvine is the county seat. With FIPS code of 65, Estill County has a population of 14,092 and area of 254 square miles (658 km2).
List of all cities in Estill County, KY alphabetically
| City/Town | Postal Code | Area Code |
| Cobhill, KY | 40336 | 606 |
| Crystal, KY | 40336 | 606 |
| Irvine, KY | 40336 | 606 |
| 40472 | 606 | |
| Jinks, KY | 40336 | 606 |
| Pryse, KY | 40336 | 606 |
| Ravenna, KY | 40472 | 606 |
| West Irvine, KY | 40336 | 606 |
| Winston, KY | 40495 | 606 |