| 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 |
|---|---|---|---|
| 770-585 | Atlanta | Dekalb | Landline |
| 770-740 | Atlanta | Dekalb | Landline |
| 770-235 | Atlanta | Dekalb | Wireless |
| 770-247 | Atlanta | Dekalb | Landline |
| 770-444 | Atlanta | Fulton | Landline |
| 770-392 | Atlanta | Dekalb | Landline |
| 770-496 | Atlanta | Dekalb | Landline |
| 770-844 | Cumming | Forsyth | Landline |
| 770-434 | Atlanta | Fulton | Landline |
| 770-641 | Atlanta | Dekalb | Landline |
| 770-916 | Atlanta | Fulton | Landline |
| 770-508 | Atlanta | Dekalb | Landline |
| 770-715 | Atlanta | Dekalb | Wireless |
| 770-996 | Atlanta | Fulton | Landline |
| 770-378 | Atlanta | Dekalb | Wireless |
| 770-329 | Atlanta | Dekalb | Landline |
| 770-792 | Marietta | Cobb | Landline |
| 770-966 | Acworth | Cherokee | Landline |
| 770-994 | Atlanta | Fulton | Landline |
| 770-305 | Jonesboro | Clayton | Landline |