| City | Area Code | Dialing Code |
|---|---|---|
| Aiken | 803 | +1 803 |
| Anderson | 864 | +1 864 |
| Florence | 843 | +1 843 |
| Florence | 854 | +1 854 |
| Goose Creek | 843 | +1 843 |
| Goose Creek | 854 | +1 854 |
| Greenville | 864 | +1 864 |
| Greenwood | 864 | +1 864 |
| Hilton Head Island | 843 | +1 843 |
| Hilton Head Island | 854 | +1 854 |
| Mount Pleasant | 843 | +1 843 |
| Mount Pleasant | 854 | +1 854 |
| North Charleston | 843 | +1 843 |
| North Charleston | 843 | +1 843 |
| North Charleston | 854 | +1 854 |
| North Charleston | 854 | +1 854 |
| North Myrtle Beach | 843 | +1 843 |
| North Myrtle Beach | 854 | +1 854 |
| Rock Hill | 803 | +1 803 |
| Saint Andrews | 803 | +1 803 |
| Spartanburg | 864 | +1 864 |
| Summerville | 843 | +1 843 |
| Summerville | 854 | +1 854 |
| Sumter | 803 | +1 803 |
| Taylors | 864 | +1 864 |
| Wade Hampton | 864 | +1 864 |
| West Columbia | 803 | +1 803 |