| General Information about Area Code 770 | |
|---|---|
| Country | United States |
| State / Province / Territory | Georgia |
| Major City | Atlanta |
| Time Zone | Eastern (UTC-05:00) |
| Prefix | Primary City | County | Phone Type |
|---|---|---|---|
| 770-422 | Marietta | Cobb | Landline |
| 770-292 | Cumming | Forsyth | Landline |
| 770-341 | Gainesville | Hall | Landline |
| 770-883 | Atlanta | Dekalb | Wireless |
| 770-500 | Atlanta | Dekalb | Landline |
| 770-469 | Stone Mountain | Dekalb | Landline |
| 770-817 | Atlanta | Dekalb | Landline |
| 770-713 | Atlanta | Dekalb | Wireless |
| 770-737 | Marble Hill | Pickens | Landline |
| 770-650 | Atlanta | Dekalb | Landline |
| 770-345 | Canton | Cherokee | Landline |
| 770-725 | Bogart | Oconee | Landline |
| 770-819 | Austell | Cobb | Landline |
| 770-504 | Jackson | Butts | Landline |
| 770-402 | Atlanta | Dekalb | Wireless |
| 770-780 | Monroe | Walton | Wireless |
| 770-468 | Griffin | Spalding | Landline |
| 770-784 | Covington | Newton | Landline |
| 770-365 | Atlanta | Dekalb | Wireless |
| 770-207 | Monroe | Walton | Landline |