Nashville Time| City | Area Code | Dialing Code |
| Bristol | 423 | +1 423 |
| Chattanooga | 423 | +1 423 |
| Clarksville | 931 | +1 931 |
| Cleveland | 216 | +1 216 |
| Collierville | 901 | +1 901 |
| Columbia | 803 | +1 803 |
| Cookeville | 931 | +1 931 |
| Dyersburg | 731 | +1 731 |
| Franklin | 615 | +1 615 |
| Gallatin | 615 | +1 615 |
| Goodlettsville | 615 | +1 615 |
| Greeneville | 423 | +1 423 |
| Hendersonville | 615 | +1 615 |
| Jackson | 601 | +1 601 |
| Johnson City | 423 | +1 423 |
| Kingsport | 423 | +1 423 |
| Knoxville | 865 | +1 865 |
| Lebanon | 615 | +1 615 |
| Memphis | 901 | +1 901 |
| Morristown | 423 | +1 423 |
| Mount Juliet | 615 | +1 615 |
| Murfreesboro | 615 | +1 615 |
| Nashville | 615 | +1 615 |
| Sevierville | 865 | +1 865 |
| Shelbyville | 931 | +1 931 |
| Smyrna | 615 | +1 615 |
| Spring Hill | 352 | +1 352 |
| Springfield | 417 | +1 417 |
| Tullahoma | 931 | +1 931 |