Founded in 1797, Cocke County is one of 95 counties in the state of Tennessee. Historically, Cocke County was formed from Jefferson County. The city of Newport is the county seat. With FIPS code of 29, Cocke County has a population of 36,418 and area of 434 square miles (1,124 km2).
List of all cities in Cocke County, TN alphabetically
| City/Town | Postal Code | Area Code |
| Bybee, TN | 37713 | 423 |
| Cosby, TN | 37722 | 423 |
| Del Rio, TN | 37727 | 423 |
| Hartford, TN | 37753 | 423 |
| Newport, TN | 37821 | 423 |
| 37822 | 423 | |
| Parrottsville, TN | 37843 | 423 |