| 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 |
|---|---|---|---|
| 770-475 | Atlanta | Dekalb | Landline |
| 770-223 | Atlanta | Dekalb | Landline |
| 770-788 | Covington | Newton | Landline |
| 770-661 | Atlanta | Dekalb | Landline |
| 770-671 | Atlanta | Dekalb | Landline |
| 770-449 | Atlanta | Dekalb | Landline |
| 770-286 | Atlanta | Dekalb | Landline |
| 770-978 | Snellville | Gwinnett | Landline |
| 770-433 | Atlanta | Fulton | Landline |
| 770-853 | Atlanta | Dekalb | Wireless |
| 770-453 | Atlanta | Dekalb | Landline |
| 770-843 | Atlanta | Dekalb | Wireless |
| 770-320 | Jonesboro | Clayton | Landline |
| 770-794 | Marietta | Cobb | Landline |
| 770-218 | Marietta | Cobb | Landline |
| 770-237 | Lawrenceville | Gwinnett | Landline |
| 770-525 | Atlanta | Dekalb | Landline |
| 770-960 | Jonesboro | Clayton | Landline |
| 770-561 | Gainesville | Hall | Wireless |
| 770-210 | Jonesboro | Clayton | Landline |