| General Information about Area Code 678 | |
|---|---|
| Country | United States |
| State / Province / Territory | Georgia |
| Major City | Atlanta |
| Time Zone | Eastern (UTC-05:00) |
| Prefix | Primary City | County | Phone Type |
|---|---|---|---|
| 678-748 | Atlanta | Dekalb | Landline |
| 678-917 | Cartersville | Bartow | Landline |
| 678-902 | Tyrone | Fayette | Landline |
| 678-564 | Marietta | Cobb | Landline |
| 678-268 | Atlanta | Dekalb | Landline |
| 678-350 | Atlanta | Dekalb | Landline |
| 678-773 | Atlanta | Dekalb | Wireless |
| 678-426 | Atlanta | Fulton | Landline |
| 678-848 | Adairsville | Bartow | Wireless |
| 678-948 | Atlanta | Dekalb | Landline |
| 678-533 | Atlanta | Fulton | Landline |
| 678-214 | Douglasville | Douglas | Landline |
| 678-597 | Atlanta | Fulton | Landline |
| 678-863 | Winder | Barrow | Wireless |
| 678-440 | - | - | - |
| 678-299 | Norcross | Gwinnett | Landline |
| 678-821 | Bremen | Haralson | Landline |
| 678-367 | Atlanta | Dekalb | Landline |
| 678-206 | Duluth | Gwinnett | Landline |
| 678-857 | Newnan | Coweta | Wireless |