Founded in 1843, Johnson County is one of 120 counties in the state of Kentucky. Historically, Johnson County was formed from Floyd County, Lawrence County, and Morgan County. The city of Paintsville is the county seat. With FIPS code of 115, Johnson County has a population of 22,556 and area of 262 square miles (679 km2).
List of all cities in Johnson County, KY alphabetically
| City/Town | Postal Code | Area Code |
| Barnetts Creek, KY | 41256 | 606 |
| Boons Camp, KY | 41204 | 606 |
| Collista, KY | 41222 | 606 |
| Denver, KY | 41222 | 606 |
| East Point, KY | 41216 | 606 |
| Elna, KY | 41219 | 606 |
| Flatgap, KY | 41219 | 606 |
| Fuget, KY | 41219 | 606 |
| Gillem Branch, KY | 41219 | 606 |
| Hagerhill, KY | 41222 | 606 |
| Johns Creek, KY | 41265 | 606 |
| Keaton, KY | 41226 | 606 |
| Leander, KY | 41222 | 606 |
| Manila, KY | 41238 | 606 |
| Meally, KY | 41234 | 606 |
| Mendola Village, KY | 41222 | 606 |
| Nippa, KY | 41240 | 606 |
| Offutt, KY | 41240 | 606 |
| Oil Springs, KY | 41238 | 606 |
| Paintsville, KY | 41240 | 606 |
| Redbush, KY | 41219 | 606 |
| Riceville, KY | 41240 | 606 |
| River, KY | 41254 | 606 |
| Sitka, KY | 41255 | 606 |
| Staffordsville, KY | 41256 | 606 |
| Stambaugh, KY | 41257 | 606 |
| Swamp Branch, KY | 41240 | 606 |
| Thealka, KY | 41240 | 606 |
| Thelma, KY | 41260 | 606 |
| Tutor Key, KY | 41263 | 606 |
| Van Lear, KY | 41265 | 606 |
| Volga, KY | 41219 | 606 |
| West Van Lear, KY | 41268 | 606 |
| Whitehouse, KY | 41240 | 606 |
| Williamsport, KY | 41271 | 606 |
| Winifred, KY | 41219 | 606 |
| Wittensville, KY | 41274 | 606 |