Founded in 1824, Fayette County is one of 95 counties in the state of Tennessee. Historically, Fayette County was formed from Indian lands. The city of Somerville is the county seat. With FIPS code of 47, Fayette County has a population of 42,832 and area of 705 square miles (1,826 km2).
List of all cities in Fayette County, TN alphabetically
| City/Town | Postal Code | Area Code |
| Braden, TN | 38010 | 901 |
| Gallaway, TN | 38036 | 901 |
| La Grange, TN | 38046 | 901 |
| Laconia, TN | 38045 | 901 |
| Macon, TN | 38048 | 901 |
| Mason, TN | 38068 | 901 |
| Moscow, TN | 38057 | 901 |
| 38076 | 901 | |
| Oakland, TN | 38060 | 901 |
| 38076 | 901 | |
| Rossville, TN | 38066 | 901 |
| 38076 | 901 | |
| Somerville, TN | 38060 | 901 |
| 38068 | 901 | |
| Williston, TN | 38057 | 901 |
| 38066 | 901 | |
| 38076 | 901 |