| 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 |
|---|---|---|---|
| 678-468 | Atlanta | Fulton | Wireless |
| 678-405 | Atlanta | Dekalb | Landline |
| 678-746 | Atlanta | Dekalb | Landline |
| 678-941 | Villa Rica | Carroll | Landline |
| 678-854 | Newnan | Coweta | Landline |
| 678-420 | Atlanta | Fulton | Landline |
| 678-217 | Austell | Cobb | Landline |
| 678-570 | Atlanta | Dekalb | Landline |
| 678-663 | Atlanta | Fulton | Wireless |
| 678-447 | Atlanta | Dekalb | Landline |
| 678-694 | Atlanta | Dekalb | Landline |
| 678-557 | Atlanta | Fulton | Wireless |
| 678-465 | Social Circle | Walton | Landline |
| 678-385 | Marietta | Cobb | Landline |
| 678-559 | Atlanta | Fulton | Landline |
| 678-516 | Atlanta | Dekalb | Landline |
| 678-276 | Adairsville | Bartow | Landline |
| 678-389 | Atlanta | Dekalb | Landline |
| 678-488 | Atlanta | Fulton | Landline |
| 678-664 | Carrollton | Carroll | Landline |