| 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 |
|---|---|---|---|
| 678-803 | Atlanta | Fulton | Landline |
| 678-528 | Atlanta | Fulton | Landline |
| 678-236 | Douglasville | Douglas | Landline |
| 678-696 | Gainesville | Hall | Wireless |
| 678-333 | Atlanta | Dekalb | Landline |
| 678-309 | Atlanta | Fulton | Landline |
| 678-378 | Newnan | Coweta | Wireless |
| 678-517 | Atlanta | Dekalb | Landline |
| 678-856 | Social Circle | Walton | Wireless |
| 678-492 | Atlanta | Dekalb | Wireless |
| 678-934 | Marietta | Cobb | Landline |
| 678-876 | Newnan | Coweta | Wireless |
| 678-894 | Atlanta | Dekalb | Landline |
| 678-724 | Atlanta | Fulton | Landline |
| 678-218 | Lilburn | Gwinnett | Landline |
| 678-898 | Atlanta | Dekalb | Wireless |
| 678-456 | Cumming | Forsyth | Landline |
| 678-291 | Atlanta | Dekalb | Landline |
| 678-544 | Griffin | Spalding | Wireless |
| 678-785 | Villa Rica | Carroll | Landline |